CVE & CISA-KEV Catalog

CVE-2025-6430

MEDIUM
6.1
CVSS v3
NVD

Description

When a file download is specified via the `Content-Disposition` header, that directive would be ignored if the file was included via a `<embed>` or `<object>` tag, potentially making a website vulnerable to a cross-site scripting attack. This vulnerability was fixed in Firefox 140, Firefox ESR 128.12, Thunderbird 140, and Thunderbird 128.12.

How to fix

Remediation Available
firefoxDebian
Fixed in:140.0-1CVE-2025-6430
firefoxRocky
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el7_9RHSA-2025:10181
Fixed in:0:128.12.0-1.el7_9RHSA-2025:10181
Fixed in:0:128.12.0-1.el7_9RHSA-2025:10181
Fixed in:0:128.12.0-1.el8_2RHSA-2025:10182
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_2RHSA-2025:10182
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_4RHSA-2025:10184
Fixed in:0:128.12.0-1.el8_4RHSA-2025:10184
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10186
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10186
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10186
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
firefoxRed Hat / RHEL
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el7_9RHSA-2025:10181
Fixed in:0:128.12.0-1.el7_9RHSA-2025:10181
Fixed in:0:128.12.0-1.el7_9RHSA-2025:10181
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_4RHSA-2025:10184
Fixed in:0:128.12.0-1.el8_4RHSA-2025:10184
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10186
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_2RHSA-2025:10182
Fixed in:0:128.12.0-1.el8_2RHSA-2025:10182
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10186
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10186
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
firefox-debuginfoRed Hat / RHEL
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el7_9RHSA-2025:10181
Fixed in:0:128.12.0-1.el7_9RHSA-2025:10181
Fixed in:0:128.12.0-1.el8_2RHSA-2025:10182
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10186
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_4RHSA-2025:10184
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10186
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
firefox-debuginfoRocky
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el7_9RHSA-2025:10181
Fixed in:0:128.12.0-1.el7_9RHSA-2025:10181
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10186
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10186
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_2RHSA-2025:10182
Fixed in:0:128.12.0-1.el8_4RHSA-2025:10184
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
firefox-debugsourceRed Hat / RHEL
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10186
Fixed in:0:128.12.0-1.el8_4RHSA-2025:10184
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_2RHSA-2025:10182
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10186
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
firefox-debugsourceRocky
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10073
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_4RHSA-2025:10184
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10074
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10186
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10183
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10186
Fixed in:0:128.12.0-1.el8_2RHSA-2025:10182
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10187
firefox-x11Rocky
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
firefox-x11Red Hat / RHEL
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10072
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10188
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10185
thunderbirdRed Hat / RHEL
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10163
Fixed in:0:128.12.0-1.el8_4RHSA-2025:10165
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10163
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_4RHSA-2025:10165
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10163
Fixed in:0:128.12.0-1.el8_2RHSA-2025:10166
Fixed in:0:128.12.0-1.el8_2RHSA-2025:10166
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
thunderbirdRocky
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_2RHSA-2025:10166
Fixed in:0:128.12.0-1.el8_2RHSA-2025:10166
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_4RHSA-2025:10165
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10163
Fixed in:0:128.12.0-1.el8_4RHSA-2025:10165
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10163
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10163
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
thunderbird-debuginfoRocky
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10163
Fixed in:0:128.12.0-1.el8_2RHSA-2025:10166
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10163
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_4RHSA-2025:10165
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
thunderbird-debuginfoRed Hat / RHEL
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_4RHSA-2025:10165
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10163
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10163
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_2RHSA-2025:10166
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
thunderbird-debugsourceRocky
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10163
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10163
Fixed in:0:128.12.0-1.el8_2RHSA-2025:10166
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_4RHSA-2025:10165
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
thunderbird-debugsourceRed Hat / RHEL
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el10_0RHSA-2025:10195
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10163
Fixed in:0:128.12.0-1.el8_8RHSA-2025:10163
Fixed in:0:128.12.0-1.el8_2RHSA-2025:10166
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_6RHSA-2025:10164
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_10RHSA-2025:10246
Fixed in:0:128.12.0-1.el8_4RHSA-2025:10165
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_0RHSA-2025:10161
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_6RHSA-2025:10196
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_4RHSA-2025:10159
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
Fixed in:0:128.12.0-1.el9_2RHSA-2025:10160
thunderbirdUbuntu
Fixed in:1:128.12.0+build1-0ubuntu0.22.04.1USN-7663-1
DeveloperEditionWindows application
Affected:140.0Fixed in:140.0Mozilla
Affected:128.12.0Fixed in:128.12.0Mozilla
Mozilla Firefox (en-US)Windows application
Affected:140.0Fixed in:140.0Mozilla
Affected:128.12.0Fixed in:128.12.0Mozilla

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeChanged

Impact

ConfidentialityLow
IntegrityLow
AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploit Intelligence

0.21%probability of exploitation in 30 days
12thpercentile

Low risk: more likely to be exploited than 12% of all known CVEs.

References

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2020-11022Medium6.999%-Fix
CVE-2019-3929Critical9.899%KEVFix
CVE-2020-9496Medium6.199%--
CVE-2023-28341Medium6.199%-Fix
CVE-2018-12998Medium6.198%--
CVE-2025-4123High7.698%-Fix
Embed a live status badge for CVE-2025-6430
CVE-2025-6430 severity badge

Markdown

[![CVE-2025-6430](https://tridentstack.com/cve/badge/CVE-2025-6430.svg)](https://tridentstack.com/cve/CVE-2025-6430)

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<a href="https://tridentstack.com/cve/CVE-2025-6430"><img src="https://tridentstack.com/cve/badge/CVE-2025-6430.svg" alt="CVE-2025-6430"></a>

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-13.