Exposure of Resource to Wrong Sphere in Google Chromium - CVE-2026-85053
Published: September 4, 2026
Vulnerability identifier: #VU146950
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-85053
CWE-ID: CWE-668
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to access improperly exposed resources.
The vulnerability exists due to improper resource exposure in CacheStorage when handling cached resources. A remote attacker can cause a victim to access improperly exposed cached resources to access improperly exposed resources.
Affected software
Google Chromium
Microsoft Edge
Google Chrome
Debian Linux
Chrome OS
chromium (Debian package)
Microsoft Edge
Google Chrome
Debian Linux
Chrome OS
chromium (Debian package)
How to mitigate CVE-2026-85053
Install security update from vendor's website.
Google Chromium - update to 152.0.7977.82
Microsoft Edge - update to 152.0.4191.66
Google Chrome - update to 152.0.7977.82
Chrome OS - update to 150.0.7871.256
chromium (Debian package) - update to 152.0.7977.82-1~deb13u1
Microsoft Edge - update to 152.0.4191.66
Google Chrome - update to 152.0.7977.82
Chrome OS - update to 150.0.7871.256
chromium (Debian package) - update to 152.0.7977.82-1~deb13u1