Skip to content
Threat Feed

Tag

Cve-2026-4720

1 brief RSS
critical advisory

Firefox and Thunderbird Memory Safety Vulnerability (CVE-2026-4720)

A memory safety vulnerability (CVE-2026-4720) in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148 could lead to memory corruption and potential arbitrary code execution if successfully exploited.

cve-2026-4720 firefox thunderbird memory-corruption arbitrary-code-execution
2r 2t 1i