Unintended Proxy or Intermediary in Google Chromium - CVE-2026-91742
Published: September 16, 2026
Vulnerability identifier: #VU150148
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-91742
CWE-ID: CWE-441
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform unauthorized actions.
The vulnerability exists due to a confused deputy flaw in PriceTracking when using the PriceTracking feature. A remote attacker can trigger the confused deputy condition to perform unauthorized actions.
Affected software
Google Chromium
Google Chrome
Debian Linux
chromium (Debian package)
Google Chrome
Debian Linux
chromium (Debian package)
How to mitigate CVE-2026-91742
Install security update from vendor's website.
Google Chromium - update to 153.0.8010.47
Google Chrome - update to 153.0.8010.47
chromium (Debian package) - update to 153.0.8010.47-2~deb13u1
Google Chrome - update to 153.0.8010.47
chromium (Debian package) - update to 153.0.8010.47-2~deb13u1