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CVE-2026-106016: Vulnerability in Mozilla Firefox

0
High
Published: 10/06/2026 (10/06/2026, 12:30:49 UTC)
Source: CVE Database V5
Vendor/Project: Mozilla
Product: Firefox

Description

CVE-2026-106016 is a mitigation bypass vulnerability in the File Handling component of Mozilla Firefox. The issue was addressed and fixed in Firefox version 157.0.1. No known exploits are reported in the wild.

Affected software

Mozilla

Firefox

GitHub Actionsmore threats →ai
mozilla/firefox
pkg:github/mozilla/firefox
Affected versions
<157.0.1

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 10/06/2026, 12:48:16 UTC

Technical Analysis

This vulnerability involves a mitigation bypass in Firefox's File Handling component, potentially allowing security controls to be circumvented. Mozilla fixed this issue in Firefox 157.0.1.

Potential Impact

The vulnerability could allow attackers to bypass security mitigations related to file handling in affected versions of Firefox prior to 157.0.1. No active exploitation has been reported.

Mitigation Recommendations

Users should update Firefox to version 157.0.1 or later to remediate this vulnerability. The vendor advisory confirms that the issue is fixed in this version.

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Technical Details

Data Version
5.2
Assigner Short Name
mozilla
Date Reserved
2026-10-06T12:30:49.691Z
State
PUBLISHED
Vendor Advisory Urls
[{"url":"https://www.mozilla.org/security/advisories/mfsa2026-104/","vendor":"Mozilla"}]

Threat ID: 6ac4eab52cdf04f656aa0da4

Added to database: 10/06/2026, 12:33:57 UTC

Last enriched: 10/06/2026, 12:48:16 UTC

Last updated: 10/06/2026, 18:57:28 UTC

Views: 18

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