Link following in CCleaner - CVE-2026-12410
Published: August 19, 2026
Vulnerability identifier: #VU144273
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-12410
CWE-ID: CWE-59
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to an insecure link following issue within the Uninstaller functionality. A local user can create a specially crafted symbolic link to a critical file on the system and overwrite it with privileges of the application.
Affected software
CCleaner
How to mitigate CVE-2026-12410
Install updates from vendor's website.
CCleaner - update to 7.10.1464