CVE-1999-0526: X.org x11

High severity, CVSS 10.0. EPSS: 20.8% chance of exploitation in the next 30 days.

An X server's access control is disabled (e.g. through an "xhost +" command) and allows anyone to connect to the server.

Affected products

• X.org x11: version 7.1_1.1.0 only

Published 1997-07-01. Last modified 2026-06-16.