cbcvebase.
CVE-2025-11710
published 2025-10-14

CVE-2025-11710: A compromised web process using malicious IPC messages could have caused the privileged browser process to reveal blocks of its memory to the compromised…

critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
A compromised web process using malicious IPC messages could have caused the privileged browser process to reveal blocks of its memory to the compromised process. This vulnerability was fixed in Firefox 144, Firefox ESR 115.29, Firefox ESR 140.4, Thunderbird 144, and Thunderbird 140.4.

Affected

13 ranges
VendorProductVersion rangeFixed in
debianfirefox< firefox 144.0-1 (sid)firefox 144.0-1 (sid)
debianfirefox-esr< firefox 144.0-1 (sid)firefox 144.0-1 (sid)
debianthunderbird< firefox 144.0-1 (sid)firefox 144.0-1 (sid)
mozillafirefox< 115.29.0115.29.0
mozillafirefox< 144.0144.0
mozillafirefox
mozillafirefox>= 116.0 < 140.4.0140.4.0
mozillathunderbird< 140.4.0140.4.0
mozillathunderbird>= 0 < 1:140.4.0esr-1~deb11u11:140.4.0esr-1~deb11u1
mozillathunderbird>= 0 < 1:140.4.0esr-1~deb12u11:140.4.0esr-1~deb12u1
mozillathunderbird>= 0 < 1:140.4.0esr-1~deb13u11:140.4.0esr-1~deb13u1
mozillathunderbird>= 0 < 1:140.4.0esr-11:140.4.0esr-1
mozillathunderbird>= 141.0 < 144.0144.0

CVSS provenance

nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
osv9.8CRITICAL