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OpenAdvisories
High · 7.2 CVE-2026-53804 EUVD-2026-63662GHSA-97wp-8phr-mg6x

OTRS Community Edition OS Command Injection via PGP Configuration

Published Aug 20, 2026 · Updated Aug 21, 2026 · Assigned by VulnCheck

Description

OTRS Community Edition contains an authenticated OS command injection vulnerability in the PGP encryption module that allows administrators to execute arbitrary operating-system commands by supplying crafted values for the PGP binary path and command options. Administrator-supplied configuration values are concatenated without sanitization into a shell command, enabling arbitrary command execution as the web server process user during normal ticket operations after the malicious configuration is deployed.

Affected products

VendorProductAffectedFixed
Centuran Consulting OTRS Community Edition ≤ 6.0.41 —

References