CVE-2026-109716: Vulnerability in Mozilla Firefox
Description
Incorrect boundary conditions in the JavaScript Engine component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
Affected software
Mozilla
Firefox
Mozilla
Thunderbird
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves incorrect boundary conditions within the JavaScript Engine component of Mozilla Firefox. Such a flaw could potentially lead to unexpected behavior or security issues related to memory handling. Mozilla has released fixes for this vulnerability in Firefox 158, Firefox ESR 115.43, and Firefox ESR 153.5.
Potential Impact
The vulnerability could allow for potential security risks due to improper boundary checks in the JavaScript Engine. However, no known exploits in the wild have been reported. The exact impact is not detailed in the provided data.
Mitigation Recommendations
Users and administrators should update to Firefox 158, Firefox ESR 115.43, or Firefox ESR 153.5 or later versions where this vulnerability is fixed. No additional mitigation steps are indicated by the vendor advisories.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mozilla
- Date Reserved
- 2026-10-13T00:29:24.162Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://www.mozilla.org/security/advisories/mfsa2026-106/","vendor":"Mozilla"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-107/","vendor":"Mozilla"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-108/","vendor":"Mozilla"}]
Threat ID: 6ace2c432cdf04f65661d4d2
Added to database: 10/13/2026, 13:04:03 UTC
Last enriched: 10/13/2026, 14:19:00 UTC
Last updated: 10/13/2026, 18:57:33 UTC
Views: 2
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