CVE-2025-13027

Memory safety bugs fixed in Firefox 145 and Thunderbird 145

CVSS 8.1 HIGHEPSS 0.3%CWE-119

Vexday Risk Score

21Bajo

Decisión SSVC (CISA)

Track

Sin señal de explotación → monitorear

CVSS 8.1EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

11 nov 2025Publicada en NVD

Recomendación: Monitorear — sin señal de explotación por ahora.

Memory safety bugs present in Firefox 144 and Thunderbird 144. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 145 and Thunderbird 145.

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Productos afectados

Mozilla · Firefox Mozilla · Thunderbird

Referencias

https://bugzilla.mozilla.org/buglist.cgi?bug_id=1987237%2C1990079%2C1991715%2C1994994 https://www.mozilla.org/security/advisories/mfsa2025-87/https://www.mozilla.org/security/advisories/mfsa2025-90/