CVE-2026-109727 (GCVE-0-2026-109727)

Vulnerability from cvelistv5 – Published: 2026-10-13 12:29 – Updated: 2026-10-13 18:16
VLAI
Title
Use-after-free in the Audio/Video component
Summary
Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
Severity
5.4 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-10-13 14:13 UTC
CWE
Assigner
mozilla CNA under the mitre root
CNA scorecard E 38/100 over 512 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
Mozilla Firefox Unaffected: 115.43 , ≤ 115.* (rpm)
Unaffected: 153.5 , ≤ 153.* (rpm)
Unaffected: 158 , ≤ * (rpm)
guessed Create a notification for this product.
Mozilla Thunderbird Unaffected: 153.5 , ≤ 153.* (rpm)
Unaffected: 158 , ≤ * (rpm)
guessed Create a notification for this product.
Credits
Mozilla
Show details on NVD website
To clipboard 

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    "datePublished": "2026-10-13T12:29:20.048Z",
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}



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