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CVE-2012-6554

MediumPublished

functions/html_to_text.php in the Chat module before 1.5.2 for activeCollab allows remote authenticated users to execute arbitrary PHP code via the...

Published: May 23, 2013
Updated: Aug 6, 2024
Assigning CNA: mitre
Evidence observed: May 19, 2012

Primary CVSS

6.5/ 10Medium

nvd · CVSS 2.0

AV:N/AC:L/Au:S/C:P/I:P/A:P

EPSS probability estimate

16.7%

Moderate · next 30 days

Percentile: 96.9%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

functions/html_to_text.php in the Chat module before 1.5.2 for activeCollab allows remote authenticated users to execute arbitrary PHP code via the message[message_text] parameter to chat/add_messag, which is not properly handled when executing the preg_replace function with the eval switch.

Sources

Active Collab 'chat module' < 2.3.8 - Remote PHP Code Injection (Metasploit)Exploit
Metasploit · php · May 19, 2012

Responsible use

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