Missing Authorization in Google Chromium - CVE-2026-93378
Published: September 17, 2026
Vulnerability identifier: #VU150779
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-2026-93378
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to access storage data without authorization.
The vulnerability exists due to missing authorization in Storage when handling user interaction with web content. A remote attacker can cause a victim to interact with crafted web content to access storage data without authorization.
Affected software
Google Chromium
Microsoft Edge
Google Chrome
Debian Linux
chromium (Debian package)
Microsoft Edge
Google Chrome
Debian Linux
chromium (Debian package)
How to mitigate CVE-2026-93378
Install security update from vendor's website.
Google Chromium - update to 153.0.8010.52
Microsoft Edge - update to 153.0.4234.48
Google Chrome - update to 153.0.8010.52
chromium (Debian package) - update to 153.0.8010.52-1~deb13u1
Microsoft Edge - update to 153.0.4234.48
Google Chrome - update to 153.0.8010.52
chromium (Debian package) - update to 153.0.8010.52-1~deb13u1