CVE-2026-4694
Incorrect boundary conditions, integer overflow in the Graphics component
- State
- Published
- Severity
- 7.5 High
- Published
- Mar 24, 2026
- Updated
- Jul 15, 2026
- Reserved
- Mar 23, 2026
Description
Incorrect boundary conditions, integer overflow in the Graphics component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | CISA-ADP |
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | redhat-SADP |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
FirefoxMozilla |
|
ThunderbirdMozilla |
|
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=2018430
- https://www.mozilla.org/security/advisories/mfsa2026-20/
- https://www.mozilla.org/security/advisories/mfsa2026-21/
- https://www.mozilla.org/security/advisories/mfsa2026-22/
- https://www.mozilla.org/security/advisories/mfsa2026-23/
- https://www.mozilla.org/security/advisories/mfsa2026-24/
- https://access.redhat.com/security/cve/CVE-2026-4694vdb-entry
- RHBZ#2450747issue-tracking
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4694.json
- https://access.redhat.com/errata/RHSA-2026:8427vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:7843vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:8315vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:5931vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:6342vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:5932vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:6917vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:7840vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:8285vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:7858vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:8850vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:7842vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:8289vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:7838vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:8288vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:7839vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:8286vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:7841vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:8287vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:7845vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:8290vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:7837vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:8284vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:5930vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:6188vendor-advisory
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