peter bassill · operator
$ cve CVE-2006-6421 JSON

CVE-2006-6421 EXPLOIT

6.0
MEDIUM · CVSS 2.0 · EPSS 15.6% (pctl 97)

Patch early

A public exploit exists.

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.

Scoring

CVSS6.0 (MEDIUM, v2.0)
VectorAV:N/AC:M/Au:S/C:P/I:P/A:P
EPSS15.56% — more likely to be exploited than 97% of all CVEs
On CISA KEVno
Public exploityes
Published2006-12-10
Last modified2026-06-16

Affected (1)

VendorProduct
phpbb groupphpbb

Public exploits

SourceTitleDate
exploit-dbphpBB 2.0.21 - 'privmsg.php' HTML Injection2007-01-11

References

→ the Explorer  ·  watch your stack  ·  NVD