CVE-2012-6554

CVE-2012-6554 is a medium-severity vulnerability in A51dev Activecollab Chat Module with a CVSS 2.0 base score of 6.5. Its EPSS exploit-prediction score of 17% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-20.

Key facts

Description

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.

Frequently asked questions

What is CVE-2012-6554?
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.
How severe is CVE-2012-6554?
CVE-2012-6554 has a CVSS 2.0 base score of 6.5, rated medium severity.
Is CVE-2012-6554 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 17% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-6554?
CVE-2012-6554 primarily affects A51dev Activecollab Chat Module. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-6554?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-6554 published?
CVE-2012-6554 was published on 2013-05-23 and last updated on 2026-06-16.

References

Affected products (10)

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