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…
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Public exploit
A reference of the record is tagged as an exploit or proof of concept: anyone can try it against an unpatched system.
- 18898 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Timeline
ID reserved
By mitre
Published
- 11 years later
· 11 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 16.7% · top 3.0% of all CVEs (8 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Weakness
Affected products
n/a
- affected n/a
References (6)
- 18898 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- activecollab-pregreplace-code-exec(75741) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 81966 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 53624 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://www.activecollab.com/downloads/category/4/package/62/releases (opens in a new tab)x_refsource_MISCx_transferred
- 49246 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2012-6554)Record last updated .