VULNERABILITY INTELLIGENCE
CVE-2026-6760
CVSS score9.8 CRITICAL
EPSS probability0.28%
CISA KEVNot currently listed
Published2026-04-21
Last modified2026-10-26
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
Mitigation bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
Weakness classification
- 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-288
Primary references
- security@mozilla.org — Permissions Required
- security@mozilla.org — Vendor Advisory
- security@mozilla.org — Vendor Advisory