CVE-2012-5534: Flashtux Weechat

High severity, CVSS 7.5. EPSS: 4.4% chance of exploitation in the next 30 days.

The hook_process function in the plugin API for WeeChat 0.3.0 through 0.3.9.1 allows remote attackers to execute arbitrary commands via shell metacharacters in a command from a plugin, related to "shell expansion."

Affected products

• Flashtux Weechat: version 0.3.0 only; version 0.3.1 only; version 0.3.1.1 only; version 0.3.2 only; version 0.3.3 only; version 0.3.4 only; …

Published 2012-12-03. Last modified 2026-06-16.