CVE-2026-109768: Vulnerability in Mozilla Firefox
Description
Denial-of-service in the Site Reports component. This vulnerability was fixed in Firefox 158 and Thunderbird 158.
CVSS v3.1
Score 6.5medium
Affected software
Mozilla
Firefox
Mozilla
Thunderbird
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability allows an attacker to cause a denial-of-service condition in the Site Reports component of Mozilla Firefox. The flaw was identified and resolved by Mozilla in Firefox 158, preventing exploitation of this issue in that and later versions.
Potential Impact
Successful exploitation of this vulnerability could cause Firefox to become unresponsive or crash, resulting in a denial-of-service condition for the user. There is no indication of code execution or data compromise from the provided information.
Mitigation Recommendations
Users should update to Firefox version 158 or later to remediate this vulnerability. Since an official fix is available, applying this update fully mitigates the risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mozilla
- Date Reserved
- 2026-10-13T00:48:47.039Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://www.mozilla.org/security/advisories/mfsa2026-106/","vendor":"Mozilla"}]
Threat ID: 6ace2c4f2cdf04f65661d56b
Added to database: 10/13/2026, 13:04:15 UTC
Last enriched: 10/13/2026, 13:19:40 UTC
Last updated: 10/13/2026, 18:57:33 UTC
Views: 7
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