Deserialization of Untrusted Data in glances - CVE-2026-46607
Published: August 3, 2026
Vulnerability identifier: #VU140768
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-2026-46607
CWE-ID: CWE-502
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to deserialization of untrusted data in the Outdated._load_cache() method in glances/outdated.py when loading the version-check cache file from the XDG cache directory. A local user can write a malicious pickle file to the cache path to execute arbitrary code.
Exploitation requires version checking to be enabled, which is the default.
Affected software
glances
How to mitigate CVE-2026-46607
Install security update from vendor's website.
glances - update to 4.5.5