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Mozilla Firefox Mitigation Bypass Vulnerability in Networking: Cookies Component

Vulnerability

A mitigation bypass vulnerability has been identified in the Networking: Cookies component of Mozilla Firefox. This vulnerability allows certain security measures to be circumvented, potentially leading to unintended behavior or exposure of sensitive information. It affects Firefox versions prior to 150.

Impact

Exploitation of this vulnerability could lead to a bypass of security mitigations, allowing for potential manipulation of cookie handling or related functionalities.

Remediation

Users can upgrade to Firefox 150 to address this vulnerability.

Added: Apr 21, 2026, 2:07 PM
Updated: Apr 21, 2026, 2:07 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
0.6
exploitability
4.4
remediation
7.7
relevance
6.4
threat
0.0
urgency
2.9
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.