CVEvulnerability
CVE-2025-11711
6.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2025-10-14
- Last modified
- 2026-10-23
- Assigner
- [email protected]
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
- Weaknesses
- CWE-591
Description
There was a way to change the value of JavaScript Object properties that were supposed to be non-writeable. This vulnerability was fixed in Firefox 144, Firefox ESR 115.29, Firefox ESR 140.4, Thunderbird 144, and Thunderbird 140.4.
Affected configurations
• mozilla firefox (< 115.29.0)
• mozilla firefox (< 144.0)
• mozilla firefox (>= 116.0 < 140.4.0)
• mozilla thunderbird (< 140.4.0)
• mozilla thunderbird (>= 141.0 < 144.0)
Related
Weakness · CWE (1)
- CWE-591 Sensitive Data Storage in Improperly Locked Memory weakness
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1989978 Issue Tracking, Permissions Required
- https://www.mozilla.org/security/advisories/mfsa2025-81/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2025-82/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2025-83/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2025-84/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2025-85/ Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2025/10/msg00015.html lists.debian.org
- https://lists.debian.org/debian-lts-announce/2025/10/msg00031.html lists.debian.org