CVE-2026-121253

NameCVE-2026-121253
DescriptionMissing authorization in DevTools in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to bypass site isolation via a crafted Chrome extension. (Chromium security severity: Low)
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
chromium (PTS)bookworm150.0.7871.100-1~deb12u1vulnerable
bookworm (security)156.0.8078.79-1~deb12u1vulnerable
trixie150.0.7871.181-1~deb13u1vulnerable
trixie (security)156.0.8078.79-1~deb13u1vulnerable
forky156.0.8078.47-1vulnerable
sid156.0.8078.79-1vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
chromiumsource(unstable)(unfixed)
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