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Fencer Vulns
medium 4.3

CVE-2008-6431 json

Multiple cross-site scripting (XSS) vulnerabilities in BMForum 5.6 allow remote attackers to inject arbitrary web script or HTML via the (1…

published 2009-03-06 17 y ago modified 2026-06-16 4 mo ago also EUVD-2008-6401

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
3
Exploit-DB

Summary

Multiple cross-site scripting (XSS) vulnerabilities in BMForum 5.6 allow remote attackers to inject arbitrary web script or HTML via the (1) outpused parameter to index.php, the (2) footer_copyright and (3) verandproname parameters to newtem/footer/bsd01footer.php, and the (4) topads and (5) myplugin parameters to newtem/header/bsd01header.php.

Timeline

  1. First public exploit (EDB-31827)
  2. Published

Exploit prediction

1.82% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-31827 BMForum 5.6 - 'bsd01header.php' Cross-Site Scripting webapps, 2008-05-22
  • EDB-31826 BMForum 5.6 - 'bsd01footer.php' Cross-Site Scripting webapps, 2008-05-22
  • EDB-31825 BMForum 5.6 - 'index.php' Cross-Site Scripting webapps, 2008-05-22
  • securityfocus.com http://www.securityfocus.com/bid/29339 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

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.