Incomplete cleanup in Google Chromium - CVE-2026-85043
Published: September 4, 2026
Vulnerability identifier: #VU146956
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-85043
CWE-ID: CWE-459
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause an unspecified security impact.
The vulnerability exists due to incomplete cleanup in the Network component when handling network operations. A remote attacker can trigger the cleanup flaw through network activity to cause an unspecified security impact.
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-2026-85043
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