USN-8991-1: rxvt-unicode vulnerability

It was discovered that rxvt-unicode incorrectly handled certain escape sequences. An attacker could possibly use this issue to execute arbitrary code if a user displayed specially crafted text in the terminal.

Attributed to Ubuntu Security Notices · Limited verification; verify facts against the linked source. Read the full article on ubuntu.com.

Source published: 03 Nov 2026, 11:07 PM IST. Source facts take precedence over AI interpretation.