Is CVE-2026-4693 in the CISA KEV catalog?

No. CVE-2026-4693 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-4693?

CVE-2026-4693 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2026-4693?

CVE-2026-4693 has an EPSS score of 0.69% (49th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-4693?

Upgrade firefox on debian unstable to 149.0-1 or later. Fixes are available for 17 affected products.

CVE & CISA-KEV Catalog

CVE-2026-4693

HIGH

7.5

CVSS v3

NVD

Description

Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

CWE-754 CWE-823

How to fix

Remediation Available

firefoxDebian

Fixed in:149.0-1CVE-2026-4693

firefoxRocky

Fixed in:0:140.9.0-1.el10_0RHSA-2026:7843

Fixed in:0:140.9.0-1.el10_1RHSA-2026:5931

Fixed in:0:140.9.0-1.el10_0RHSA-2026:7843

Fixed in:0:140.9.0-1.el10_1RHSA-2026:5931

Fixed in:0:140.9.0-1.el10_0RHSA-2026:7843

Fixed in:0:140.9.0-1.el10_1RHSA-2026:5931

Fixed in:0:140.9.0-1.el10_0RHSA-2026:7843

Fixed in:0:140.9.0-1.el7_9RHSA-2026:8427

Fixed in:0:140.9.0-1.el7_9.ppc64RHSA-2026:8427

Fixed in:0:140.9.0-1.el7_9RHSA-2026:8427

Fixed in:0:140.9.0-1.el8_6RHSA-2026:7842

Fixed in:0:140.9.0-1.el8_8RHSA-2026:7838

Fixed in:0:140.9.0-1.el8_6RHSA-2026:7842

Fixed in:0:140.9.0-1.el8_2RHSA-2026:7840

Fixed in:0:140.9.0-1.el8_6RHSA-2026:7842

Fixed in:0:140.9.0-1.el8_4RHSA-2026:7858

Fixed in:0:140.9.0-1.el8_8RHSA-2026:7838

Fixed in:0:140.9.0-1.el8_10RHSA-2026:5932

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

Fixed in:0:140.9.0-1.el9_0RHSA-2026:7839

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_0RHSA-2026:7839

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_0RHSA-2026:7839

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_0RHSA-2026:7839

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

firefoxRed Hat / RHEL

Fixed in:0:140.9.0-1.el10_1RHSA-2026:5931

Fixed in:0:140.9.0-1.el10_0RHSA-2026:7843

Fixed in:0:140.9.0-1.el10_1RHSA-2026:5931

Fixed in:0:140.9.0-1.el10_0RHSA-2026:7843

Fixed in:0:140.9.0-1.el10_1RHSA-2026:5931

Fixed in:0:140.9.0-1.el10_0RHSA-2026:7843

Fixed in:0:140.9.0-1.el10_1RHSA-2026:5931

Fixed in:0:140.9.0-1.el10_0RHSA-2026:7843

Fixed in:0:140.9.0-1.el10_1RHSA-2026:5931

Fixed in:0:140.9.0-1.el7_9RHSA-2026:8427

Fixed in:0:140.9.0-1.el7_9.ppc64RHSA-2026:8427

Fixed in:0:140.9.0-1.el8_10RHSA-2026:5932

Fixed in:0:140.9.0-1.el8_8RHSA-2026:7838

Fixed in:0:140.9.0-1.el8_6RHSA-2026:7842

Fixed in:0:140.9.0-1.el8_2RHSA-2026:7840

Fixed in:0:140.9.0-1.el8_6RHSA-2026:7842

Fixed in:0:140.9.0-1.el8_2RHSA-2026:7840

Fixed in:0:140.9.0-1.el8_6RHSA-2026:7842

Fixed in:0:140.9.0-1.el8_4RHSA-2026:7858

Fixed in:0:140.9.0-1.el8_10RHSA-2026:5932

Fixed in:0:140.9.0-1.el8_8RHSA-2026:7838

Fixed in:0:140.9.0-1.el8_10RHSA-2026:5932

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_0RHSA-2026:7839

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

Fixed in:0:140.9.0-1.el9_0RHSA-2026:7839

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_0RHSA-2026:7839

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_0RHSA-2026:7839

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

firefox-debuginfoRed Hat / RHEL

Fixed in:0:140.9.0-1.el10_1RHSA-2026:5931

Fixed in:0:140.9.0-1.el10_0RHSA-2026:7843

Fixed in:0:140.9.0-1.el10_1RHSA-2026:5931

Fixed in:0:140.9.0-1.el7_9RHSA-2026:8427

Fixed in:0:140.9.0-1.el7_9.ppc64RHSA-2026:8427

Fixed in:0:140.9.0-1.el7_9RHSA-2026:8427

Fixed in:0:140.9.0-1.el8_10RHSA-2026:5932

Fixed in:0:140.9.0-1.el8_4RHSA-2026:7858

Fixed in:0:140.9.0-1.el8_6RHSA-2026:7842

Fixed in:0:140.9.0-1.el8_8RHSA-2026:7838

Fixed in:0:140.9.0-1.el8_2RHSA-2026:7840

Fixed in:0:140.9.0-1.el8_6RHSA-2026:7842

Fixed in:0:140.9.0-1.el8_10RHSA-2026:5932

Fixed in:0:140.9.0-1.el8_8RHSA-2026:7838

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_0RHSA-2026:7839

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

firefox-debuginfoRocky

Fixed in:0:140.9.0-1.el10_1RHSA-2026:5931

Fixed in:0:140.9.0-1.el10_0RHSA-2026:7843

Fixed in:0:140.9.0-1.el7_9RHSA-2026:8427

Fixed in:0:140.9.0-1.el7_9.ppc64RHSA-2026:8427

Fixed in:0:140.9.0-1.el8_10RHSA-2026:5932

Fixed in:0:140.9.0-1.el8_2RHSA-2026:7840

Fixed in:0:140.9.0-1.el8_10RHSA-2026:5932

Fixed in:0:140.9.0-1.el8_4RHSA-2026:7858

Fixed in:0:140.9.0-1.el8_6RHSA-2026:7842

Fixed in:0:140.9.0-1.el8_8RHSA-2026:7838

Fixed in:0:140.9.0-1.el8_6RHSA-2026:7842

Fixed in:0:140.9.0-1.el8_8RHSA-2026:7838

Fixed in:0:140.9.0-1.el8_6RHSA-2026:7842

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_0RHSA-2026:7839

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

firefox-debugsourceRed Hat / RHEL

Fixed in:0:140.9.0-1.el10_0RHSA-2026:7843

Fixed in:0:140.9.0-1.el10_1RHSA-2026:5931

Fixed in:0:140.9.0-1.el10_0RHSA-2026:7843

Fixed in:0:140.9.0-1.el10_1RHSA-2026:5931

Fixed in:0:140.9.0-1.el8_6RHSA-2026:7842

Fixed in:0:140.9.0-1.el8_8RHSA-2026:7838

Fixed in:0:140.9.0-1.el8_6RHSA-2026:7842

Fixed in:0:140.9.0-1.el8_8RHSA-2026:7838

Fixed in:0:140.9.0-1.el8_2RHSA-2026:7840

Fixed in:0:140.9.0-1.el8_10RHSA-2026:5932

Fixed in:0:140.9.0-1.el8_6RHSA-2026:7842

Fixed in:0:140.9.0-1.el8_4RHSA-2026:7858

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_0RHSA-2026:7839

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_0RHSA-2026:7839

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

firefox-debugsourceRocky

Fixed in:0:140.9.0-1.el10_1RHSA-2026:5931

Fixed in:0:140.9.0-1.el10_0RHSA-2026:7843

Fixed in:0:140.9.0-1.el10_1RHSA-2026:5931

Fixed in:0:140.9.0-1.el10_0RHSA-2026:7843

Fixed in:0:140.9.0-1.el10_1RHSA-2026:5931

Fixed in:0:140.9.0-1.el8_10RHSA-2026:5932

Fixed in:0:140.9.0-1.el8_6RHSA-2026:7842

Fixed in:0:140.9.0-1.el8_2RHSA-2026:7840

Fixed in:0:140.9.0-1.el8_8RHSA-2026:7838

Fixed in:0:140.9.0-1.el8_6RHSA-2026:7842

Fixed in:0:140.9.0-1.el8_10RHSA-2026:5932

Fixed in:0:140.9.0-1.el8_6RHSA-2026:7842

Fixed in:0:140.9.0-1.el8_4RHSA-2026:7858

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_0RHSA-2026:7839

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

Fixed in:0:140.9.0-1.el9_0RHSA-2026:7839

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_0RHSA-2026:7839

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

firefox-x11Rocky

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

firefox-x11Red Hat / RHEL

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_7RHSA-2026:5930

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

Fixed in:0:140.9.0-1.el9_6RHSA-2026:7837

Fixed in:0:140.9.0-1.el9_2RHSA-2026:7841

Fixed in:0:140.9.0-1.el9_4RHSA-2026:7845

thunderbirdRocky

Fixed in:0:140.9.0-1.el10_1RHSA-2026:6342

Fixed in:0:140.9.0-1.el10_0RHSA-2026:8315

Fixed in:0:140.9.0-1.el10_1RHSA-2026:6342

Fixed in:0:140.9.0-1.el10_0RHSA-2026:8315

Fixed in:0:140.9.0-1.el8_10RHSA-2026:6917

Fixed in:0:140.9.0-1.el8_8RHSA-2026:8288

Fixed in:0:140.9.0-1.el8_10RHSA-2026:6917

Fixed in:0:140.9.0-1.el8_2RHSA-2026:8285

Fixed in:0:140.9.0-1.el8_6RHSA-2026:8289

Fixed in:0:140.9.0-1.el8_4RHSA-2026:8850

Fixed in:0:140.9.0-1.el9_4RHSA-2026:8290

Fixed in:0:140.9.0-1.el9_6RHSA-2026:8284

Fixed in:0:140.9.0-1.el9_4RHSA-2026:8290

Fixed in:0:140.9.0-1.el9_6RHSA-2026:8284

Fixed in:0:140.9.0-1.el9_7RHSA-2026:6188

Fixed in:0:140.9.0-1.el9_4RHSA-2026:8290

Fixed in:0:140.9.0-1.el9_7RHSA-2026:6188

Fixed in:0:140.9.0-1.el9_2RHSA-2026:8287

Fixed in:0:140.9.0-1.el9_6RHSA-2026:8284

Fixed in:0:140.9.0-1.el9_7RHSA-2026:6188

Fixed in:0:140.9.0-1.el9_4RHSA-2026:8290

Fixed in:0:140.9.0-1.el9_7RHSA-2026:6188

Fixed in:0:140.9.0-1.el9_0RHSA-2026:8286

Fixed in:0:140.9.0-1.el9_2RHSA-2026:8287

Fixed in:0:140.9.0-1.el9_0RHSA-2026:8286

Fixed in:0:140.9.0-1.el9_2RHSA-2026:8287

Fixed in:0:140.9.0-1.el9_0RHSA-2026:8286

Fixed in:0:140.9.0-1.el9_2RHSA-2026:8287

Fixed in:0:140.9.0-1.el9_4RHSA-2026:8290

thunderbirdRed Hat / RHEL

Fixed in:0:140.9.0-1.el10_0RHSA-2026:8315

Fixed in:0:140.9.0-1.el10_1RHSA-2026:6342

Fixed in:0:140.9.0-1.el10_0RHSA-2026:8315

Fixed in:0:140.9.0-1.el10_1RHSA-2026:6342

Fixed in:0:140.9.0-1.el10_0RHSA-2026:8315

Fixed in:0:140.9.0-1.el10_1RHSA-2026:6342

Fixed in:0:140.9.0-1.el10_0RHSA-2026:8315

Fixed in:0:140.9.0-1.el10_1RHSA-2026:6342

Fixed in:0:140.9.0-1.el8_8RHSA-2026:8288

Fixed in:0:140.9.0-1.el8_10RHSA-2026:6917

Fixed in:0:140.9.0-1.el8_2RHSA-2026:8285

Fixed in:0:140.9.0-1.el8_6RHSA-2026:8289

Fixed in:0:140.9.0-1.el8_4RHSA-2026:8850

Fixed in:0:140.9.0-1.el9_0RHSA-2026:8286

Fixed in:0:140.9.0-1.el9_4RHSA-2026:8290

Fixed in:0:140.9.0-1.el9_6RHSA-2026:8284

Fixed in:0:140.9.0-1.el9_2RHSA-2026:8287

Fixed in:0:140.9.0-1.el9_6RHSA-2026:8284

Fixed in:0:140.9.0-1.el9_2RHSA-2026:8287

Fixed in:0:140.9.0-1.el9_6RHSA-2026:8284

Fixed in:0:140.9.0-1.el9_4RHSA-2026:8290

Fixed in:0:140.9.0-1.el9_7RHSA-2026:6188

Fixed in:0:140.9.0-1.el9_4RHSA-2026:8290

Fixed in:0:140.9.0-1.el9_2RHSA-2026:8287

Fixed in:0:140.9.0-1.el9_4RHSA-2026:8290

Fixed in:0:140.9.0-1.el9_6RHSA-2026:8284

Fixed in:0:140.9.0-1.el9_2RHSA-2026:8287

Fixed in:0:140.9.0-1.el9_6RHSA-2026:8284

Fixed in:0:140.9.0-1.el9_0RHSA-2026:8286

thunderbird-debuginfoRocky

Fixed in:0:140.9.0-1.el10_0RHSA-2026:8315

Fixed in:0:140.9.0-1.el10_1RHSA-2026:6342

Fixed in:0:140.9.0-1.el10_0RHSA-2026:8315

Fixed in:0:140.9.0-1.el8_10RHSA-2026:6917

Fixed in:0:140.9.0-1.el8_8RHSA-2026:8288

Fixed in:0:140.9.0-1.el8_6RHSA-2026:8289

Fixed in:0:140.9.0-1.el8_10RHSA-2026:6917

Fixed in:0:140.9.0-1.el8_8RHSA-2026:8288

Fixed in:0:140.9.0-1.el8_2RHSA-2026:8285

Fixed in:0:140.9.0-1.el8_10RHSA-2026:6917

Fixed in:0:140.9.0-1.el8_6RHSA-2026:8289

Fixed in:0:140.9.0-1.el8_10RHSA-2026:6917

Fixed in:0:140.9.0-1.el8_6RHSA-2026:8289

Fixed in:0:140.9.0-1.el8_4RHSA-2026:8850

Fixed in:0:140.9.0-1.el9_2RHSA-2026:8287

Fixed in:0:140.9.0-1.el9_7RHSA-2026:6188

Fixed in:0:140.9.0-1.el9_4RHSA-2026:8290

Fixed in:0:140.9.0-1.el9_6RHSA-2026:8284

Fixed in:0:140.9.0-1.el9_0RHSA-2026:8286

Fixed in:0:140.9.0-1.el9_4RHSA-2026:8290

Fixed in:0:140.9.0-1.el9_0RHSA-2026:8286

Fixed in:0:140.9.0-1.el9_7RHSA-2026:6188

Fixed in:0:140.9.0-1.el9_6RHSA-2026:8284

Fixed in:0:140.9.0-1.el9_4RHSA-2026:8290

Fixed in:0:140.9.0-1.el9_6RHSA-2026:8284

Fixed in:0:140.9.0-1.el9_2RHSA-2026:8287

thunderbird-debuginfoRed Hat / RHEL

Fixed in:0:140.9.0-1.el10_0RHSA-2026:8315

Fixed in:0:140.9.0-1.el10_1RHSA-2026:6342

Fixed in:0:140.9.0-1.el8_10RHSA-2026:6917

Fixed in:0:140.9.0-1.el8_4RHSA-2026:8850

Fixed in:0:140.9.0-1.el8_6RHSA-2026:8289

Fixed in:0:140.9.0-1.el8_8RHSA-2026:8288

Fixed in:0:140.9.0-1.el8_6RHSA-2026:8289

Fixed in:0:140.9.0-1.el8_10RHSA-2026:6917

Fixed in:0:140.9.0-1.el8_8RHSA-2026:8288

Fixed in:0:140.9.0-1.el8_10RHSA-2026:6917

Fixed in:0:140.9.0-1.el8_2RHSA-2026:8285

Fixed in:0:140.9.0-1.el9_0RHSA-2026:8286

Fixed in:0:140.9.0-1.el9_4RHSA-2026:8290

Fixed in:0:140.9.0-1.el9_0RHSA-2026:8286

Fixed in:0:140.9.0-1.el9_4RHSA-2026:8290

Fixed in:0:140.9.0-1.el9_7RHSA-2026:6188

Fixed in:0:140.9.0-1.el9_6RHSA-2026:8284

Fixed in:0:140.9.0-1.el9_2RHSA-2026:8287

thunderbird-debugsourceRocky

Fixed in:0:140.9.0-1.el10_1RHSA-2026:6342

Fixed in:0:140.9.0-1.el10_0RHSA-2026:8315

Fixed in:0:140.9.0-1.el10_1RHSA-2026:6342

Fixed in:0:140.9.0-1.el10_0RHSA-2026:8315

Fixed in:0:140.9.0-1.el8_8RHSA-2026:8288

Fixed in:0:140.9.0-1.el8_4RHSA-2026:8850

Fixed in:0:140.9.0-1.el8_6RHSA-2026:8289

Fixed in:0:140.9.0-1.el8_10RHSA-2026:6917

Fixed in:0:140.9.0-1.el8_6RHSA-2026:8289

Fixed in:0:140.9.0-1.el8_8RHSA-2026:8288

Fixed in:0:140.9.0-1.el8_6RHSA-2026:8289

Fixed in:0:140.9.0-1.el8_2RHSA-2026:8285

Fixed in:0:140.9.0-1.el8_6RHSA-2026:8289

Fixed in:0:140.9.0-1.el9_4RHSA-2026:8290

Fixed in:0:140.9.0-1.el9_7RHSA-2026:6188

Fixed in:0:140.9.0-1.el9_2RHSA-2026:8287

Fixed in:0:140.9.0-1.el9_6RHSA-2026:8284

Fixed in:0:140.9.0-1.el9_7RHSA-2026:6188

Fixed in:0:140.9.0-1.el9_6RHSA-2026:8284

Fixed in:0:140.9.0-1.el9_7RHSA-2026:6188

Fixed in:0:140.9.0-1.el9_0RHSA-2026:8286

Fixed in:0:140.9.0-1.el9_4RHSA-2026:8290

Fixed in:0:140.9.0-1.el9_6RHSA-2026:8284

thunderbird-debugsourceRed Hat / RHEL

Fixed in:0:140.9.0-1.el10_0RHSA-2026:8315

Fixed in:0:140.9.0-1.el10_1RHSA-2026:6342

Fixed in:0:140.9.0-1.el10_0RHSA-2026:8315

Fixed in:0:140.9.0-1.el10_1RHSA-2026:6342

Fixed in:0:140.9.0-1.el10_0RHSA-2026:8315

Fixed in:0:140.9.0-1.el10_1RHSA-2026:6342

Fixed in:0:140.9.0-1.el8_2RHSA-2026:8285

Fixed in:0:140.9.0-1.el8_8RHSA-2026:8288

Fixed in:0:140.9.0-1.el8_10RHSA-2026:6917

Fixed in:0:140.9.0-1.el8_6RHSA-2026:8289

Fixed in:0:140.9.0-1.el8_10RHSA-2026:6917

Fixed in:0:140.9.0-1.el8_4RHSA-2026:8850

Fixed in:0:140.9.0-1.el8_6RHSA-2026:8289

Fixed in:0:140.9.0-1.el9_2RHSA-2026:8287

Fixed in:0:140.9.0-1.el9_7RHSA-2026:6188

Fixed in:0:140.9.0-1.el9_2RHSA-2026:8287

Fixed in:0:140.9.0-1.el9_6RHSA-2026:8284

Fixed in:0:140.9.0-1.el9_4RHSA-2026:8290

Fixed in:0:140.9.0-1.el9_0RHSA-2026:8286

DeveloperEditionWindows application

Affected:128.0 140.9.0Fixed in:140.9.0Mozilla

Affected:115.34.0Fixed in:115.34.0Mozilla

Affected:149.0Fixed in:149.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:128.0 140.9.0Fixed in:140.9.0Mozilla

Affected:149.0Fixed in:149.0Mozilla

Affected:115.34.0Fixed in:115.34.0Mozilla

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.69%probability of exploitation in 30 days

49thpercentile

Moderate risk: more likely to be exploited than 49% of all known CVEs.

References

Related Vulnerabilities

Other CWE-754 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-4367	High	8.8	73%	-	Fix
CVE-2022-39288	High	7.5	59%	-	Fix
CVE-2023-30591	High	7.5	54%	-	-
CVE-2023-41993	High	8.8	29%	KEV	Fix
CVE-2024-43044	High	8.8	29%	-	Fix
CVE-2024-3393	High	7.5	27%	KEV	Fix

Embed a live status badge for CVE-2026-4693

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 2026-07-15.