CVE-2026-12012

EUVD-2026-36333
Use after free in Network in Google Chrome prior to 149.0.7827.115 allowed an attacker in a privileged network position to potentially exploit heap corruption via malicious network traffic. (Chromium security severity: High)
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.1 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 13%
Affected Products (NVD)
VendorProductVersion
googlechrome
𝑥
< 149.0.7827.115
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
chromium
bookworm
150.0.7871.100-1~deb12u1
fixed
bookworm (security)
150.0.7871.181-1~deb12u1
fixed
bullseye
vulnerable
bullseye (security)
vulnerable
forky
150.0.7871.124-1
fixed
sid
150.0.7871.181-1
fixed
trixie
150.0.7871.100-1~deb13u1
fixed
trixie (security)
150.0.7871.181-1~deb13u1
fixed
Common Weakness Enumeration
References
https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01962725236.html
https://issues.chromium.org/issues/499182801