CVE-2020-14360: X.org X Server

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

A flaw was found in the X.Org Server before version 1.20.10. An out-of-bounds access in the XkbSetMap function may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Affected products

• X.org X Server: before 1.20.10 (fixed in 1.20.10)

Published 2021-01-20. Last modified 2026-06-17.