CVE-2007-4644: Doomsday

High severity, CVSS 7.5. EPSS: 3.6% chance of exploitation in the next 30 days.

Format string vulnerability in the Cl_GetPackets function in cl_main.c in the client in Doomsday (aka deng) 1.9.0-beta5.1 and earlier allows remote Doomsday servers to execute arbitrary code via format string specifiers in a PSV_CONSOLE_TEXT message.

Affected products

• Doomsday Doomsday: up to and including 1.9.0_beta5.1

Published 2007-08-31. Last modified 2026-06-16.