CVE-2026-74955

Mozilla Firefox's Request Handling component contains a privilege escalation flaw rated CVSS 8.8 (HIGH). Exploitation requires network access and user interaction but no prior privileges, with HIGH impacts to confidentiality, integrity, and availability. No in-the-wild exploitation is reported. R...

CVE-2026-74955 Privilege escalation in the Request Handling component

Privilege escalation in the Request Handling component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1...

CVE-2026-74955 Privilege escalation in the Request Handling component

Privilege escalation in the Request Handling component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1...