Is CVE-2026-6765 in the CISA KEV catalog?

No. CVE-2026-6765 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-6765?

CVE-2026-6765 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2026-6765?

CVE-2026-6765 has an EPSS score of 0.21% (12th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-6765?

Upgrade firefox on debian unstable to 150.0-1 or later. Fixes are available for 18 affected products.

CVE & CISA-KEV Catalog

CVE-2026-6765

MEDIUM

5.3

CVSS v3

NVD

Description

Information disclosure in the Form Autofill component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.

CWE-359

How to fix

Remediation Available

firefoxDebian

Fixed in:150.0-1CVE-2026-6765

firefoxRocky

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-2.el7_9RHSA-2026:19704

Fixed in:0:140.10.0-2.el7_9.ppc64RHSA-2026:19704

Fixed in:0:140.10.0-2.el7_9RHSA-2026:19704

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19542

Fixed in:0:140.10.0-1.el8_10RHSA-2026:10766

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19542

Fixed in:0:140.10.0-1.el8_4RHSA-2026:19655

Fixed in:0:140.10.0-1.el8_8RHSA-2026:17477

Fixed in:0:140.10.0-1.el8_10RHSA-2026:10766

Fixed in:0:140.10.0-1.el8_8RHSA-2026:17477

Fixed in:0:140.10.0-1.el8_10RHSA-2026:10766

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19542

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_0RHSA-2026:17687

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

firefoxRed Hat / RHEL

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-2.el7_9.ppc64RHSA-2026:19704

Fixed in:0:140.10.0-2.el7_9RHSA-2026:19704

Fixed in:0:140.10.0-1.el8_8RHSA-2026:17477

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19542

Fixed in:0:140.10.0-1.el8_8RHSA-2026:17477

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19542

Fixed in:0:140.10.0-1.el8_4RHSA-2026:19655

Fixed in:0:140.10.0-1.el8_10RHSA-2026:10766

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19542

Fixed in:0:140.10.0-1.el8_10RHSA-2026:10766

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_0RHSA-2026:17687

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_0RHSA-2026:17687

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

firefox-debuginfoRed Hat / RHEL

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-2.el7_9RHSA-2026:19704

Fixed in:0:140.10.0-2.el7_9.ppc64RHSA-2026:19704

Fixed in:0:140.10.0-1.el8_10RHSA-2026:10766

Fixed in:0:140.10.0-1.el8_4RHSA-2026:19655

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19542

Fixed in:0:140.10.0-1.el8_8RHSA-2026:17477

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19542

Fixed in:0:140.10.0-1.el9_0RHSA-2026:17687

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_0RHSA-2026:17687

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_0RHSA-2026:17687

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

firefox-debuginfoRocky

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-2.el7_9RHSA-2026:19704

Fixed in:0:140.10.0-2.el7_9.ppc64RHSA-2026:19704

Fixed in:0:140.10.0-2.el7_9RHSA-2026:19704

Fixed in:0:140.10.0-1.el8_10RHSA-2026:10766

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19542

Fixed in:0:140.10.0-1.el8_4RHSA-2026:19655

Fixed in:0:140.10.0-1.el8_8RHSA-2026:17477

Fixed in:0:140.10.0-1.el8_10RHSA-2026:10766

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19542

Fixed in:0:140.10.0-1.el8_8RHSA-2026:17477

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19542

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_0RHSA-2026:17687

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_0RHSA-2026:17687

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

firefox-debugsourceRed Hat / RHEL

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-1.el8_10RHSA-2026:10766

Fixed in:0:140.10.0-1.el8_8RHSA-2026:17477

Fixed in:0:140.10.0-1.el8_10RHSA-2026:10766

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19542

Fixed in:0:140.10.0-1.el8_4RHSA-2026:19655

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19542

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_0RHSA-2026:17687

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_0RHSA-2026:17687

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_0RHSA-2026:17687

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

firefox-debugsourceRocky

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19041

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el10_0RHSA-2026:17690

Fixed in:0:140.10.0-1.el10_1RHSA-2026:10767

Fixed in:0:140.10.0-1.el8_8RHSA-2026:17477

Fixed in:0:140.10.0-1.el8_10RHSA-2026:10766

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19542

Fixed in:0:140.10.0-1.el8_4RHSA-2026:19655

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_0RHSA-2026:17687

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

firefox-x11Rocky

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

firefox-x11Red Hat / RHEL

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_6RHSA-2026:17688

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_7RHSA-2026:10757

Fixed in:0:140.10.0-1.el9_2RHSA-2026:17689

Fixed in:0:140.10.0-1.el9_8RHSA-2026:19201

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19464

thunderbirdRed Hat / RHEL

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el10_1RHSA-2026:12285

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el10_1RHSA-2026:12285

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el10_1RHSA-2026:12285

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19131

Fixed in:0:140.10.0-1.el10_1RHSA-2026:12285

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19131

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19131

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19466

Fixed in:0:140.10.0-1.el8_8RHSA-2026:19467

Fixed in:0:140.10.0-1.el8_10RHSA-2026:13537

Fixed in:0:140.10.0-1.el8_4RHSA-2026:19465

Fixed in:0:140.10.0-1.el9_2RHSA-2026:19461

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19469

Fixed in:0:140.10.0-1.el9_7RHSA-2026:15892

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19469

Fixed in:0:140.10.0-1.el9_7RHSA-2026:15892

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19469

Fixed in:0:140.10.0-1.el9_7RHSA-2026:15892

Fixed in:0:140.10.0-1.el9_2RHSA-2026:19461

Fixed in:0:140.10.0-1.el9_0RHSA-2026:19468

Fixed in:0:140.10.0-1.el9_6RHSA-2026:19462

Fixed in:0:140.10.0-1.el9_0RHSA-2026:19468

Fixed in:0:140.10.0-1.el9_6RHSA-2026:19462

Fixed in:0:140.10.0-1.el9_0RHSA-2026:19468

Fixed in:0:140.10.0-1.el9_6RHSA-2026:19462

Fixed in:0:140.10.0-1.el9_0RHSA-2026:19468

Fixed in:0:140.10.0-1.el9_6RHSA-2026:19462

Fixed in:0:140.10.1-1.el9_8RHSA-2026:19348

thunderbirdRocky

Fixed in:0:140.10.0-1.el10_1RHSA-2026:12285

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el10_1RHSA-2026:12285

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el10_1RHSA-2026:12285

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19131

Fixed in:0:140.10.0-1.el10_1RHSA-2026:12285

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19131

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el10_1RHSA-2026:12285

Fixed in:0:140.10.0-1.el8_4RHSA-2026:19465

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19466

Fixed in:0:140.10.0-1.el8_8RHSA-2026:19467

Fixed in:0:140.10.0-1.el8_10RHSA-2026:13537

Fixed in:0:140.10.0-1.el8_4RHSA-2026:19465

Fixed in:0:140.10.0-1.el9_0RHSA-2026:19468

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19469

Fixed in:0:140.10.0-1.el9_7RHSA-2026:15892

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19469

Fixed in:0:140.10.0-1.el9_7RHSA-2026:15892

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19469

Fixed in:0:140.10.0-1.el9_7RHSA-2026:15892

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19469

Fixed in:0:140.10.0-1.el9_7RHSA-2026:15892

Fixed in:0:140.10.0-1.el9_2RHSA-2026:19461

Fixed in:0:140.10.0-1.el9_0RHSA-2026:19468

Fixed in:0:140.10.0-1.el9_6RHSA-2026:19462

Fixed in:0:140.10.1-1.el9_8RHSA-2026:19348

Fixed in:0:140.10.0-1.el9_6RHSA-2026:19462

Fixed in:0:140.10.1-1.el9_8RHSA-2026:19348

Fixed in:0:140.10.0-1.el9_6RHSA-2026:19462

Fixed in:0:140.10.1-1.el9_8RHSA-2026:19348

Fixed in:0:140.10.0-1.el9_6RHSA-2026:19462

Fixed in:0:140.10.1-1.el9_8RHSA-2026:19348

Fixed in:0:140.10.0-1.el9_6RHSA-2026:19462

thunderbird-debuginfoRed Hat / RHEL

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19131

Fixed in:0:140.10.0-1.el10_1RHSA-2026:12285

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19131

Fixed in:0:140.10.0-1.el10_1RHSA-2026:12285

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19131

Fixed in:0:140.10.0-1.el8_10RHSA-2026:13537

Fixed in:0:140.10.0-1.el8_8RHSA-2026:19467

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19466

Fixed in:0:140.10.0-1.el8_4RHSA-2026:19465

Fixed in:0:140.10.0-1.el9_7RHSA-2026:15892

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19469

Fixed in:0:140.10.0-1.el9_0RHSA-2026:19468

Fixed in:0:140.10.0-1.el9_7RHSA-2026:15892

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19469

Fixed in:0:140.10.0-1.el9_7RHSA-2026:15892

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19469

Fixed in:0:140.10.0-1.el9_0RHSA-2026:19468

Fixed in:0:140.10.1-1.el9_8RHSA-2026:19348

Fixed in:0:140.10.0-1.el9_6RHSA-2026:19462

Fixed in:0:140.10.0-1.el9_0RHSA-2026:19468

Fixed in:0:140.10.0-1.el9_2RHSA-2026:19461

thunderbird-debuginfoRocky

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19131

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el10_1RHSA-2026:12285

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el10_1RHSA-2026:12285

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19131

Fixed in:0:140.10.0-1.el10_1RHSA-2026:12285

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el8_10RHSA-2026:13537

Fixed in:0:140.10.0-1.el8_8RHSA-2026:19467

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19466

Fixed in:0:140.10.0-1.el8_4RHSA-2026:19465

Fixed in:0:140.10.0-1.el9_7RHSA-2026:15892

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19469

Fixed in:0:140.10.0-1.el9_7RHSA-2026:15892

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19469

Fixed in:0:140.10.0-1.el9_7RHSA-2026:15892

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19469

Fixed in:0:140.10.0-1.el9_6RHSA-2026:19462

Fixed in:0:140.10.1-1.el9_8RHSA-2026:19348

Fixed in:0:140.10.0-1.el9_6RHSA-2026:19462

Fixed in:0:140.10.1-1.el9_8RHSA-2026:19348

Fixed in:0:140.10.0-1.el9_6RHSA-2026:19462

Fixed in:0:140.10.1-1.el9_8RHSA-2026:19348

Fixed in:0:140.10.0-1.el9_0RHSA-2026:19468

Fixed in:0:140.10.0-1.el9_2RHSA-2026:19461

thunderbird-debugsourceRed Hat / RHEL

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el10_1RHSA-2026:12285

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19131

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19131

Fixed in:0:140.10.0-1.el8_10RHSA-2026:13537

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19466

Fixed in:0:140.10.0-1.el8_10RHSA-2026:13537

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19466

Fixed in:0:140.10.0-1.el8_4RHSA-2026:19465

Fixed in:0:140.10.0-1.el8_8RHSA-2026:19467

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19466

Fixed in:0:140.10.0-1.el8_8RHSA-2026:19467

Fixed in:0:140.10.0-1.el9_2RHSA-2026:19461

Fixed in:0:140.10.0-1.el9_6RHSA-2026:19462

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19469

Fixed in:0:140.10.1-1.el9_8RHSA-2026:19348

Fixed in:0:140.10.0-1.el9_0RHSA-2026:19468

Fixed in:0:140.10.0-1.el9_2RHSA-2026:19461

Fixed in:0:140.10.0-1.el9_7RHSA-2026:15892

thunderbird-debugsourceRocky

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19131

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19131

Fixed in:0:140.10.0-1.el10_1RHSA-2026:12285

Fixed in:0:140.10.0-1.el10_0RHSA-2026:19463

Fixed in:0:140.10.0-1.el10_1RHSA-2026:12285

Fixed in:0:140.10.0-1.el10_2RHSA-2026:19131

Fixed in:0:140.10.0-1.el8_8RHSA-2026:19467

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19466

Fixed in:0:140.10.0-1.el8_4RHSA-2026:19465

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19466

Fixed in:0:140.10.0-1.el8_10RHSA-2026:13537

Fixed in:0:140.10.0-1.el8_8RHSA-2026:19467

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19466

Fixed in:0:140.10.0-1.el8_10RHSA-2026:13537

Fixed in:0:140.10.0-1.el8_6RHSA-2026:19466

Fixed in:0:140.10.0-1.el8_10RHSA-2026:13537

Fixed in:0:140.10.0-1.el9_6RHSA-2026:19462

Fixed in:0:140.10.0-1.el9_4RHSA-2026:19469

Fixed in:0:140.10.1-1.el9_8RHSA-2026:19348

Fixed in:0:140.10.0-1.el9_0RHSA-2026:19468

Fixed in:0:140.10.0-1.el9_2RHSA-2026:19461

Fixed in:0:140.10.0-1.el9_7RHSA-2026:15892

DeveloperEditionWindows application

Affected:140.10.0Fixed in:140.10.0Mozilla

Affected:150.0Fixed in:150.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:150.0Fixed in:150.0Mozilla

Affected:140.10.0Fixed in:140.10.0Mozilla

Mozilla Thunderbird (en-US)Windows application

Affected:140.10.0Fixed in:140.10.0Mozilla

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

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Vendor Advisory4

Other references1

bugzilla.mozilla.org

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Markdown

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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 2026-04-22.