CVE-2026-40187: Improper Neutralization of Special Elements used in an OS Command

In egroupware version 26.0 and earlier, an authenticated administrator can achieve OS-level Remote Code Execution RCE by uploading a malicious eTemplate XML file .xet to the VFS /etemplates mount. The Widget::expandname method passes template widget attribute values directly into a PHP eval call...

Eval Injection

Overview egroupware/egroupware is a library that extends a classic groupware with an integrated CRM-system, a secure file-server and Collabora Online Office. Affected versions of this package are vulnerable to Eval Injection via the expandname function. An attacker can execute arbitrary OS comman...