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CVE-2006-6421
Cross-site scripting (XSS) vulnerability in the private message box implementation (privmsg.php) in phpBB 2.0.x allows remote…
Medium6.0EPSS 15.6%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Cross-site scripting (XSS) vulnerability in the private message box implementation (privmsg.php) in phpBB 2.0.x allows remote authenticated users to inject arbitrary web script or HTML via the "Message body" field in a message to a non-existent user.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium6.0 | AV:N/AC:M/Au:S/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 15.6% · top 3.1% of all CVEs (6 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (10)
- phpbb-privmsgphp-xss(30776) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 20070111 phpBB (privmsg.php) XSS Exploit (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- http://www.phpbb.com/phpBB/viewtopic.php?f=14&t=489624 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 20070111 Re: phpBB (privmsg.php) XSS Exploit (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 22001 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 21806 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20070112 Re: phpBB (privmsg.php) XSS Exploit (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 20061207 phpbb 2.0.x [xss] (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 23283 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 2005 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_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://trackcve.app/cve/CVE-2006-6421)Record last updated .