• Software Link:
• Affected Versions:
Version 24.0 and prior versions.
• Vulnerability Description:
The vulnerability is located in the /lib/structures/structlib.php script, specifically in the
StructLib::structure_to_webhelp() method, which is using an
eval() call with user-controlled input. This can be exploited by malicious users to inject and execute arbitrary PHP code. Successful exploitation of this vulnerability requires the “feature_create_webhelp” to be enabled and an account with permissions to create a wiki page.
Upgrade to version 24.1 or later.
• Disclosure Timeline:
[08/03/2022] – Vendor notified
[23/08/2022] – Version 24.1 released
[09/01/2023] – Public disclosure
• CVE Reference:
The Common Vulnerabilities and Exposures project (cve.mitre.org)
has assigned the name CVE-2023-22853 to this vulnerability.
Vulnerability discovered by Egidio Romano.