High severity7.8NVD Advisory· Published Nov 11, 2026

CVE-2026-77882

Description

A deserialization of untrusted data vulnerability was discovered in Lenovo System Update that could allow a local authenticated user to execute code with elevated privileges.

Patches

Vulnerability mechanics

References

support.lenovo.com/us/en/downloads/ds012808nvd
support.lenovo.com/us/en/product_security/LEN-232748nvd

News mentions

No linked articles in our index yet.

cvss	0.507
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000