CVE-2026-92005
5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Summary
Use-after-free in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 156, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Mozilla | Firefox | 140.16 <= 140.* | unaffected |
| Mozilla | Firefox | 153.3 <= 153.* | unaffected |
| Mozilla | Firefox | 156 <= * | unaffected |
| Mozilla | Thunderbird | 140.16 <= 140.* | unaffected |
| Mozilla | Thunderbird | 153.3 <= 153.* | unaffected |
| Mozilla | Thunderbird | 156 <= * | unaffected |
Weaknesses
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=2056051
- https://www.mozilla.org/security/advisories/mfsa2026-90/
- https://www.mozilla.org/security/advisories/mfsa2026-92/
- https://www.mozilla.org/security/advisories/mfsa2026-93/
- https://www.mozilla.org/security/advisories/mfsa2026-94/
- https://www.mozilla.org/security/advisories/mfsa2026-95/
- https://www.mozilla.org/security/advisories/mfsa2026-96/
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