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Fencer Vulns
low 2.6

CVE-2006-3253 json

Cross-site scripting (XSS) vulnerability in member.php in vBulletin 3.5.x allows remote attackers to inject arbitrary web script or HTML vi…

published 2006-06-27 20 y ago modified 2026-06-16 4 mo ago also EUVD-2006-3250

cvss
2.6
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.0%
EPSS 2.0% chance of exploitation in 30 days, percentile 80%
public exploits
1
Exploit-DB

Summary

Cross-site scripting (XSS) vulnerability in member.php in vBulletin 3.5.x allows remote attackers to inject arbitrary web script or HTML via the u parameter. NOTE: the vendor has disputed this report, stating that they have been unable to replicate the issue and that "the userid parameter is run through our filtering system as an unsigned integer.

Timeline

  1. First public exploit (EDB-28076)
  2. Published

Exploit prediction

2.00% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-28076 vBulletin 3.0.9/3.5.x - 'member.php' Cross-Site Scripting webapps, 2006-06-20
  • securitytracker.com http://securitytracker.com/id?1016348 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 2.6 AV:N/AC:H/Au:N/C:N/I:P/A:N

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.