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CVE-2026-109714: Vulnerability in Mozilla Firefox

0
Medium
VulnerabilityCVE-2026-109714cvecve-2026-109714
Published: 10/13/2026 (10/13/2026, 12:29:23 UTC)
Source: CVE Database V5
Vendor/Project: Mozilla
Product: Firefox

Description

Incorrect boundary conditions in the Layout component. This vulnerability was fixed in Firefox 158 and Thunderbird 158.

Affected software

Mozilla

Firefox

Mozilla

Thunderbird

GitHub Actionsmore threats →ai
mozilla/firefox
pkg:github/mozilla/firefox
Affected versions
<158

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 10/13/2026, 14:19:12 UTC

Technical Analysis

CVE-2026-109714 describes a security vulnerability in the Layout component of Mozilla Firefox caused by incorrect boundary conditions. This defect was resolved by Mozilla in Firefox version 158. No further technical details or CVSS scoring are provided in the available data. The vendor advisory confirms the issue and the availability of a fix.

Potential Impact

The vulnerability affects the internal layout processing of Firefox, which could lead to unexpected behavior or security issues related to boundary condition handling. Specific impacts or exploitation details are not provided. The issue is mitigated by updating to Firefox 158 or later.

Mitigation Recommendations

Users and administrators should update Firefox to version 158 or later to remediate this vulnerability. The vendor advisory confirms that the vulnerability has been fixed in this version. No additional mitigation steps are indicated.

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Technical Details

Data Version
5.2
Assigner Short Name
mozilla
Date Reserved
2026-10-13T00:29:22.413Z
State
PUBLISHED
Vendor Advisory Urls
[{"url":"https://www.mozilla.org/security/advisories/mfsa2026-106/","vendor":"Mozilla"}]

Threat ID: 6ace2c432cdf04f65661d4d0

Added to database: 10/13/2026, 13:04:03 UTC

Last enriched: 10/13/2026, 14:19:12 UTC

Last updated: 10/13/2026, 18:57:33 UTC

Views: 2

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