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CRITICALCVE-2026-6768Published Modified CNA mozilla

CVE-2026-6768: Mitigation bypass in the Networking: Cookies component

Mitigation bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.

Metrics

CVSS v3.1
9.8
Severity
CRITICAL
Fixed in
150
Affected Products
2

Fix available

150
Affected packages
  • Mozilla / Firefox
    Fixed in 150
  • Mozilla / Thunderbird
    Fixed in 150
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
CVE-2026-6768: Mitigation bypass in the Networking: Cookies component | HarborGuard CVE