CVE-2026-6768: Mitigation Bypass in Firefox Cookies Handling
CVE-2026-6768 Published on April 21, 2026
Mitigation bypass in the Networking: Cookies component
Mitigation bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
Vulnerability Analysis
CVE-2026-6768 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Type
Authentication Bypass Using an Alternate Path or Channel
A product requires authentication, but the product has an alternate path or channel that does not require authentication.
Products Associated with CVE-2026-6768
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Affected Versions
Mozilla Firefox:- Version 150, <= * is unaffected.
- Version 150, <= * is unaffected.