CVE-2026-13871

EUVD-2026-40557
Insufficient policy enforcement in GuestView in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 20.39%
Affected Products (NVD)
VendorProductVersion
googlechrome
𝑥
< 150.0.7871.47
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
chromium
bookworm
150.0.7871.100-1~deb12u1
fixed
bookworm (security)
151.0.7922.108-1~deb12u1
fixed
bullseye
vulnerable
bullseye (security)
vulnerable
forky
150.0.7871.181-1
fixed
sid
151.0.7922.108-1
fixed
trixie
150.0.7871.100-1~deb13u1
fixed
trixie (security)
151.0.7922.71-1~deb13u1
fixed
Common Weakness Enumeration
References
https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html
https://issues.chromium.org/issues/497961376