CVE-2026-12467

high

Description

Use after free in Extensions in Google Chrome prior to 149.0.7827.155 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

References

References
More

http://chromereleases.googleblog.com/2026/07/long-term-support-channel-update-for.html

https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01750511403.html

https://issues.chromium.org/issues/520202726

Details

Source: Mitre, NVD

Published: 2026-06-17

Updated: 2026-06-18

Risk Information

CVSS v2

Base Score: 7.6

Vector: CVSS2#AV:N/AC:H/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8.3

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