Is CVE-2026-2790 in the CISA KEV catalog?

No. CVE-2026-2790 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-2790?

CVE-2026-2790 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2026-2790?

CVE-2026-2790 has an EPSS score of 0.23% (14th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-2790?

Upgrade firefox on debian unstable to 148.0-1 or later. Fixes are available for 18 affected products.

CVE & CISA-KEV Catalog

CVE-2026-2790

CRITICAL

9.8

CVSS v3

NVD

Description

Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

CWE-346

How to fix

Remediation Available

firefoxDebian

Fixed in:148.0-1CVE-2026-2790

firefoxRocky

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3361

Fixed in:0:140.8.0-2.el10_0RHSA-2026:3976

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3361

Fixed in:0:140.8.0-2.el10_0RHSA-2026:3976

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3361

Fixed in:0:140.8.0-2.el10_0RHSA-2026:3976

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3361

Fixed in:0:140.8.0-2.el10_0RHSA-2026:3976

Fixed in:0:140.8.0-2.el7_9RHSA-2026:3984

Fixed in:0:140.8.0-2.el7_9.ppc64RHSA-2026:3984

Fixed in:0:140.8.0-2.el7_9RHSA-2026:3984

Fixed in:0:140.8.0-2.el8_8RHSA-2026:3494

Fixed in:0:140.8.0-2.el8_2RHSA-2026:3492

Fixed in:0:140.8.0-2.el8_8RHSA-2026:3494

Fixed in:0:140.8.0-2.el8_6RHSA-2026:3495

Fixed in:0:140.8.0-2.el8_10RHSA-2026:3338

Fixed in:0:140.8.0-2.el8_6RHSA-2026:3495

Fixed in:0:140.8.0-2.el8_4RHSA-2026:3491

Fixed in:0:140.8.0-2.el8_6RHSA-2026:3495

Fixed in:0:140.8.0-2.el8_10RHSA-2026:3338

Fixed in:0:140.8.0-2.el8_4RHSA-2026:3491

Fixed in:0:140.8.0-2.el8_10RHSA-2026:3338

Fixed in:0:140.8.0-2.el8_8RHSA-2026:3494

Fixed in:0:140.8.0-2.el9_7RHSA-2026:3339

Fixed in:0:140.8.0-2.el9_2RHSA-2026:4152

Fixed in:0:140.8.0-2.el9_4RHSA-2026:3496

Fixed in:0:140.8.0-2.el9_6RHSA-2026:3497

Fixed in:0:140.8.0-2.el9_0RHSA-2026:3493

Fixed in:0:140.8.0-2.el9_7RHSA-2026:3339

firefoxRed Hat / RHEL

Fixed in:0:140.8.0-2.el10_0RHSA-2026:3976

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3361

Fixed in:0:140.8.0-2.el10_0RHSA-2026:3976

Fixed in:0:140.8.0-2.el7_9.ppc64RHSA-2026:3984

Fixed in:0:140.8.0-2.el7_9RHSA-2026:3984

Fixed in:0:140.8.0-2.el8_10RHSA-2026:3338

Fixed in:0:140.8.0-2.el8_8RHSA-2026:3494

Fixed in:0:140.8.0-2.el8_6RHSA-2026:3495

Fixed in:0:140.8.0-2.el8_2RHSA-2026:3492

Fixed in:0:140.8.0-2.el8_8RHSA-2026:3494

Fixed in:0:140.8.0-2.el8_6RHSA-2026:3495

Fixed in:0:140.8.0-2.el8_8RHSA-2026:3494

Fixed in:0:140.8.0-2.el8_4RHSA-2026:3491

Fixed in:0:140.8.0-2.el8_10RHSA-2026:3338

Fixed in:0:140.8.0-2.el8_4RHSA-2026:3491

Fixed in:0:140.8.0-2.el8_10RHSA-2026:3338

Fixed in:0:140.8.0-2.el9_2RHSA-2026:4152

Fixed in:0:140.8.0-2.el9_4RHSA-2026:3496

Fixed in:0:140.8.0-2.el9_0RHSA-2026:3493

Fixed in:0:140.8.0-2.el9_6RHSA-2026:3497

Fixed in:0:140.8.0-2.el9_7RHSA-2026:3339

firefox-debuginfoRocky

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3361

Fixed in:0:140.8.0-2.el10_0RHSA-2026:3976

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3361

Fixed in:0:140.8.0-2.el7_9RHSA-2026:3984

Fixed in:0:140.8.0-2.el7_9.ppc64RHSA-2026:3984

Fixed in:0:140.8.0-2.el7_9RHSA-2026:3984

Fixed in:0:140.8.0-2.el8_6RHSA-2026:3495

Fixed in:0:140.8.0-2.el8_10RHSA-2026:3338

Fixed in:0:140.8.0-2.el8_6RHSA-2026:3495

Fixed in:0:140.8.0-2.el8_10RHSA-2026:3338

Fixed in:0:140.8.0-2.el8_4RHSA-2026:3491

Fixed in:0:140.8.0-2.el8_10RHSA-2026:3338

Fixed in:0:140.8.0-2.el8_8RHSA-2026:3494

Fixed in:0:140.8.0-2.el8_2RHSA-2026:3492

Fixed in:0:140.8.0-2.el8_8RHSA-2026:3494

Fixed in:0:140.8.0-2.el8_6RHSA-2026:3495

Fixed in:0:140.8.0-2.el9_4RHSA-2026:3496

Fixed in:0:140.8.0-2.el9_0RHSA-2026:3493

Fixed in:0:140.8.0-2.el9_7RHSA-2026:3339

Fixed in:0:140.8.0-2.el9_6RHSA-2026:3497

Fixed in:0:140.8.0-2.el9_2RHSA-2026:4152

firefox-debuginfoRed Hat / RHEL

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3361

Fixed in:0:140.8.0-2.el10_0RHSA-2026:3976

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3361

Fixed in:0:140.8.0-2.el7_9.ppc64RHSA-2026:3984

Fixed in:0:140.8.0-2.el7_9RHSA-2026:3984

Fixed in:0:140.8.0-2.el8_4RHSA-2026:3491

Fixed in:0:140.8.0-2.el8_10RHSA-2026:3338

Fixed in:0:140.8.0-2.el8_6RHSA-2026:3495

Fixed in:0:140.8.0-2.el8_10RHSA-2026:3338

Fixed in:0:140.8.0-2.el8_6RHSA-2026:3495

Fixed in:0:140.8.0-2.el8_8RHSA-2026:3494

Fixed in:0:140.8.0-2.el8_6RHSA-2026:3495

Fixed in:0:140.8.0-2.el8_2RHSA-2026:3492

Fixed in:0:140.8.0-2.el8_8RHSA-2026:3494

Fixed in:0:140.8.0-2.el9_7RHSA-2026:3339

Fixed in:0:140.8.0-2.el9_4RHSA-2026:3496

Fixed in:0:140.8.0-2.el9_0RHSA-2026:3493

Fixed in:0:140.8.0-2.el9_7RHSA-2026:3339

Fixed in:0:140.8.0-2.el9_6RHSA-2026:3497

Fixed in:0:140.8.0-2.el9_2RHSA-2026:4152

firefox-debugsourceRocky

Fixed in:0:140.8.0-2.el10_0RHSA-2026:3976

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3361

Fixed in:0:140.8.0-2.el10_0RHSA-2026:3976

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3361

Fixed in:0:140.8.0-2.el8_4RHSA-2026:3491

Fixed in:0:140.8.0-2.el8_10RHSA-2026:3338

Fixed in:0:140.8.0-2.el8_6RHSA-2026:3495

Fixed in:0:140.8.0-2.el8_10RHSA-2026:3338

Fixed in:0:140.8.0-2.el8_6RHSA-2026:3495

Fixed in:0:140.8.0-2.el8_10RHSA-2026:3338

Fixed in:0:140.8.0-2.el8_6RHSA-2026:3495

Fixed in:0:140.8.0-2.el8_8RHSA-2026:3494

Fixed in:0:140.8.0-2.el8_2RHSA-2026:3492

Fixed in:0:140.8.0-2.el8_8RHSA-2026:3494

Fixed in:0:140.8.0-2.el9_2RHSA-2026:4152

Fixed in:0:140.8.0-2.el9_7RHSA-2026:3339

Fixed in:0:140.8.0-2.el9_0RHSA-2026:3493

Fixed in:0:140.8.0-2.el9_6RHSA-2026:3497

Fixed in:0:140.8.0-2.el9_4RHSA-2026:3496

Fixed in:0:140.8.0-2.el9_6RHSA-2026:3497

Fixed in:0:140.8.0-2.el9_4RHSA-2026:3496

firefox-debugsourceRed Hat / RHEL

Fixed in:0:140.8.0-2.el10_0RHSA-2026:3976

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3361

Fixed in:0:140.8.0-2.el10_0RHSA-2026:3976

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3361

Fixed in:0:140.8.0-2.el8_8RHSA-2026:3494

Fixed in:0:140.8.0-2.el8_6RHSA-2026:3495

Fixed in:0:140.8.0-2.el8_8RHSA-2026:3494

Fixed in:0:140.8.0-2.el8_6RHSA-2026:3495

Fixed in:0:140.8.0-2.el8_10RHSA-2026:3338

Fixed in:0:140.8.0-2.el8_6RHSA-2026:3495

Fixed in:0:140.8.0-2.el8_2RHSA-2026:3492

Fixed in:0:140.8.0-2.el8_4RHSA-2026:3491

Fixed in:0:140.8.0-2.el9_7RHSA-2026:3339

Fixed in:0:140.8.0-2.el9_6RHSA-2026:3497

Fixed in:0:140.8.0-2.el9_0RHSA-2026:3493

Fixed in:0:140.8.0-2.el9_6RHSA-2026:3497

Fixed in:0:140.8.0-2.el9_0RHSA-2026:3493

Fixed in:0:140.8.0-2.el9_7RHSA-2026:3339

Fixed in:0:140.8.0-2.el9_4RHSA-2026:3496

Fixed in:0:140.8.0-2.el9_2RHSA-2026:4152

firefox-x11Red Hat / RHEL

Fixed in:0:140.8.0-2.el9_4RHSA-2026:3496

Fixed in:0:140.8.0-2.el9_7RHSA-2026:3339

Fixed in:0:140.8.0-2.el9_4RHSA-2026:3496

Fixed in:0:140.8.0-2.el9_2RHSA-2026:4152

Fixed in:0:140.8.0-2.el9_6RHSA-2026:3497

Fixed in:0:140.8.0-2.el9_4RHSA-2026:3496

Fixed in:0:140.8.0-2.el9_6RHSA-2026:3497

Fixed in:0:140.8.0-2.el9_2RHSA-2026:4152

Fixed in:0:140.8.0-2.el9_7RHSA-2026:3339

Fixed in:0:140.8.0-2.el9_2RHSA-2026:4152

Fixed in:0:140.8.0-2.el9_6RHSA-2026:3497

Fixed in:0:140.8.0-2.el9_4RHSA-2026:3496

Fixed in:0:140.8.0-2.el9_6RHSA-2026:3497

Fixed in:0:140.8.0-2.el9_7RHSA-2026:3339

Fixed in:0:140.8.0-2.el9_2RHSA-2026:4152

firefox-x11Rocky

Fixed in:0:140.8.0-2.el9_2RHSA-2026:4152

Fixed in:0:140.8.0-2.el9_6RHSA-2026:3497

Fixed in:0:140.8.0-2.el9_2RHSA-2026:4152

Fixed in:0:140.8.0-2.el9_6RHSA-2026:3497

Fixed in:0:140.8.0-2.el9_2RHSA-2026:4152

Fixed in:0:140.8.0-2.el9_4RHSA-2026:3496

Fixed in:0:140.8.0-2.el9_6RHSA-2026:3497

Fixed in:0:140.8.0-2.el9_7RHSA-2026:3339

Fixed in:0:140.8.0-2.el9_4RHSA-2026:3496

Fixed in:0:140.8.0-2.el9_7RHSA-2026:3339

Fixed in:0:140.8.0-2.el9_4RHSA-2026:3496

Fixed in:0:140.8.0-2.el9_7RHSA-2026:3339

Fixed in:0:140.8.0-2.el9_2RHSA-2026:4152

Fixed in:0:140.8.0-2.el9_7RHSA-2026:3339

Fixed in:0:140.8.0-2.el9_6RHSA-2026:3497

thunderbirdRocky

Fixed in:0:140.8.0-2.el10_0RHSA-2026:4260

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3517

Fixed in:0:140.8.0-2.el10_0RHSA-2026:4260

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3517

Fixed in:0:140.8.0-2.el10_0RHSA-2026:4260

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3517

Fixed in:0:140.8.0-1.el8_6RHSA-2026:3979

Fixed in:0:140.8.0-2.el8_4RHSA-2026:3980

Fixed in:0:140.8.0-1.el8_8RHSA-2026:4022

Fixed in:0:140.8.0-1.el8_6RHSA-2026:3979

Fixed in:0:140.8.0-1.el8_10RHSA-2026:3515

Fixed in:0:140.8.0-1.el8_6RHSA-2026:3979

Fixed in:0:140.8.0-1.el8_2RHSA-2026:4432

Fixed in:0:140.8.0-1.el8_10RHSA-2026:3515

Fixed in:0:140.8.0-1.el9_6RHSA-2026:3982

Fixed in:0:140.8.0-1.el9_2RHSA-2026:3978

Fixed in:0:140.8.0-1.el9_4RHSA-2026:3981

Fixed in:0:140.8.0-1.el9_6RHSA-2026:3982

Fixed in:0:140.8.0-1.el9_7RHSA-2026:3516

Fixed in:0:140.8.0-1.el9_0RHSA-2026:3983

Fixed in:0:140.8.0-1.el9_4RHSA-2026:3981

thunderbirdRed Hat / RHEL

Fixed in:0:140.8.0-2.el10_0RHSA-2026:4260

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3517

Fixed in:0:140.8.0-2.el10_0RHSA-2026:4260

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3517

Fixed in:0:140.8.0-2.el10_0RHSA-2026:4260

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3517

Fixed in:0:140.8.0-2.el8_4RHSA-2026:3980

Fixed in:0:140.8.0-1.el8_6RHSA-2026:3979

Fixed in:0:140.8.0-1.el8_8RHSA-2026:4022

Fixed in:0:140.8.0-1.el8_6RHSA-2026:3979

Fixed in:0:140.8.0-1.el8_10RHSA-2026:3515

Fixed in:0:140.8.0-1.el8_2RHSA-2026:4432

Fixed in:0:140.8.0-1.el8_10RHSA-2026:3515

Fixed in:0:140.8.0-1.el9_2RHSA-2026:3978

Fixed in:0:140.8.0-1.el9_6RHSA-2026:3982

Fixed in:0:140.8.0-1.el9_7RHSA-2026:3516

Fixed in:0:140.8.0-1.el9_0RHSA-2026:3983

Fixed in:0:140.8.0-1.el9_4RHSA-2026:3981

thunderbird-debuginfoRed Hat / RHEL

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3517

Fixed in:0:140.8.0-2.el10_0RHSA-2026:4260

Fixed in:0:140.8.0-1.el8_6RHSA-2026:3979

Fixed in:0:140.8.0-1.el8_10RHSA-2026:3515

Fixed in:0:140.8.0-1.el8_2RHSA-2026:4432

Fixed in:0:140.8.0-2.el8_4RHSA-2026:3980

Fixed in:0:140.8.0-1.el8_8RHSA-2026:4022

Fixed in:0:140.8.0-1.el8_10RHSA-2026:3515

Fixed in:0:140.8.0-1.el8_6RHSA-2026:3979

Fixed in:0:140.8.0-1.el8_8RHSA-2026:4022

Fixed in:0:140.8.0-1.el9_6RHSA-2026:3982

Fixed in:0:140.8.0-1.el9_7RHSA-2026:3516

Fixed in:0:140.8.0-1.el9_0RHSA-2026:3983

Fixed in:0:140.8.0-1.el9_2RHSA-2026:3978

Fixed in:0:140.8.0-1.el9_4RHSA-2026:3981

Fixed in:0:140.8.0-1.el9_2RHSA-2026:3978

Fixed in:0:140.8.0-1.el9_4RHSA-2026:3981

Fixed in:0:140.8.0-1.el9_2RHSA-2026:3978

Fixed in:0:140.8.0-1.el9_4RHSA-2026:3981

thunderbird-debuginfoRocky

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3517

Fixed in:0:140.8.0-2.el10_0RHSA-2026:4260

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3517

Fixed in:0:140.8.0-2.el10_0RHSA-2026:4260

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3517

Fixed in:0:140.8.0-2.el10_0RHSA-2026:4260

Fixed in:0:140.8.0-1.el8_8RHSA-2026:4022

Fixed in:0:140.8.0-2.el8_4RHSA-2026:3980

Fixed in:0:140.8.0-1.el8_10RHSA-2026:3515

Fixed in:0:140.8.0-1.el8_6RHSA-2026:3979

Fixed in:0:140.8.0-1.el8_2RHSA-2026:4432

Fixed in:0:140.8.0-1.el8_10RHSA-2026:3515

Fixed in:0:140.8.0-1.el8_8RHSA-2026:4022

Fixed in:0:140.8.0-1.el8_10RHSA-2026:3515

Fixed in:0:140.8.0-1.el9_4RHSA-2026:3981

Fixed in:0:140.8.0-1.el9_6RHSA-2026:3982

Fixed in:0:140.8.0-1.el9_7RHSA-2026:3516

Fixed in:0:140.8.0-1.el9_2RHSA-2026:3978

Fixed in:0:140.8.0-1.el9_7RHSA-2026:3516

Fixed in:0:140.8.0-1.el9_2RHSA-2026:3978

Fixed in:0:140.8.0-1.el9_0RHSA-2026:3983

Fixed in:0:140.8.0-1.el9_4RHSA-2026:3981

thunderbird-debugsourceRocky

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3517

Fixed in:0:140.8.0-2.el10_0RHSA-2026:4260

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3517

Fixed in:0:140.8.0-2.el10_0RHSA-2026:4260

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3517

Fixed in:0:140.8.0-1.el8_6RHSA-2026:3979

Fixed in:0:140.8.0-1.el8_8RHSA-2026:4022

Fixed in:0:140.8.0-1.el8_6RHSA-2026:3979

Fixed in:0:140.8.0-1.el8_10RHSA-2026:3515

Fixed in:0:140.8.0-2.el8_4RHSA-2026:3980

Fixed in:0:140.8.0-1.el8_2RHSA-2026:4432

Fixed in:0:140.8.0-1.el8_10RHSA-2026:3515

Fixed in:0:140.8.0-1.el8_6RHSA-2026:3979

Fixed in:0:140.8.0-1.el8_8RHSA-2026:4022

Fixed in:0:140.8.0-1.el8_10RHSA-2026:3515

Fixed in:0:140.8.0-1.el9_2RHSA-2026:3978

Fixed in:0:140.8.0-1.el9_4RHSA-2026:3981

Fixed in:0:140.8.0-1.el9_0RHSA-2026:3983

Fixed in:0:140.8.0-1.el9_4RHSA-2026:3981

Fixed in:0:140.8.0-1.el9_6RHSA-2026:3982

Fixed in:0:140.8.0-1.el9_4RHSA-2026:3981

Fixed in:0:140.8.0-1.el9_2RHSA-2026:3978

Fixed in:0:140.8.0-1.el9_4RHSA-2026:3981

Fixed in:0:140.8.0-1.el9_2RHSA-2026:3978

Fixed in:0:140.8.0-1.el9_0RHSA-2026:3983

Fixed in:0:140.8.0-1.el9_7RHSA-2026:3516

thunderbird-debugsourceRed Hat / RHEL

Fixed in:0:140.8.0-2.el10_0RHSA-2026:4260

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3517

Fixed in:0:140.8.0-2.el10_0RHSA-2026:4260

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3517

Fixed in:0:140.8.0-2.el10_0RHSA-2026:4260

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3517

Fixed in:0:140.8.0-2.el10_0RHSA-2026:4260

Fixed in:0:140.8.0-2.el10_1RHSA-2026:3517

Fixed in:0:140.8.0-1.el8_8RHSA-2026:4022

Fixed in:0:140.8.0-1.el8_6RHSA-2026:3979

Fixed in:0:140.8.0-2.el8_4RHSA-2026:3980

Fixed in:0:140.8.0-1.el8_10RHSA-2026:3515

Fixed in:0:140.8.0-1.el8_6RHSA-2026:3979

Fixed in:0:140.8.0-1.el8_10RHSA-2026:3515

Fixed in:0:140.8.0-1.el8_6RHSA-2026:3979

Fixed in:0:140.8.0-1.el8_2RHSA-2026:4432

Fixed in:0:140.8.0-1.el9_6RHSA-2026:3982

Fixed in:0:140.8.0-1.el9_2RHSA-2026:3978

Fixed in:0:140.8.0-1.el9_7RHSA-2026:3516

Fixed in:0:140.8.0-1.el9_4RHSA-2026:3981

Fixed in:0:140.8.0-1.el9_2RHSA-2026:3978

Fixed in:0:140.8.0-1.el9_4RHSA-2026:3981

Fixed in:0:140.8.0-1.el9_7RHSA-2026:3516

Fixed in:0:140.8.0-1.el9_4RHSA-2026:3981

Fixed in:0:140.8.0-1.el9_2RHSA-2026:3978

Fixed in:0:140.8.0-1.el9_7RHSA-2026:3516

Fixed in:0:140.8.0-1.el9_0RHSA-2026:3983

Fixed in:0:140.8.0-1.el9_6RHSA-2026:3982

Fixed in:0:140.8.0-1.el9_0RHSA-2026:3983

Fixed in:0:140.8.0-1.el9_7RHSA-2026:3516

Fixed in:0:140.8.0-1.el9_6RHSA-2026:3982

DeveloperEditionWindows application

Affected:140.8.0Fixed in:140.8.0Mozilla

Affected:148.0Fixed in:148.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:148.0Fixed in:148.0Mozilla

Affected:140.8.0Fixed in:140.8.0Mozilla

Mozilla Thunderbird (en-US)Windows application

Affected:148.0Fixed in:148.0Mozilla

Affected:140.8.0Fixed in:140.8.0Mozilla

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 InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.23%probability of exploitation in 30 days

14thpercentile

Low risk: more likely to be exploited than 14% of all known CVEs.

References

Vendor Advisory4

Issue Tracking1

bugzilla.mozilla.org

Related Vulnerabilities

Other CWE-346 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2009-1185	High	7.2	82%	-	Fix
CVE-2025-34291	High	8.8	79%	KEV	-
CVE-2020-16952	High	8.6	71%	-	-
CVE-2023-29711	Critical	9.8	70%	-	-
CVE-2015-4495	High	8.8	70%	KEV	Fix
CVE-2024-23898	High	8.8	67%	-	Fix

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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.