CVEvulnerability
CVE-2026-92059
9.3 CRITICAL
Official page ↗
- Status
- Analyzed
- Published
- 2026-09-15
- Last modified
- 2026-10-05
- Assigner
- [email protected]
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 9.3 CRITICAL — CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- Weaknesses
- CWE-119
Description
Incorrect boundary conditions in the DOM: Editor component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Affected configurations
• mozilla firefox (< 153.3.0)
• mozilla firefox (>= 154.0.0 < 156.0.0)
• mozilla thunderbird (< 153.3.0)
• mozilla thunderbird (>= 154.0 < 156.0)
Related
Weakness · CWE (1)
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=2068442 Permissions Required
- https://www.mozilla.org/security/advisories/mfsa2026-90/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2026-93/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2026-94/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2026-96/ Vendor Advisory