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Fencer Vulns
high 7.5

CVE-2003-1131 json

PHP remote file inclusion vulnerability in index.php in KnowledgeBuilder, referred to as KnowledgeBase, allows remote attackers to execute…

published 2003-12-31 22 y ago modified 2026-06-16 4 mo ago also EUVD-2003-1121

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.4%
EPSS 3.4% chance of exploitation in 30 days, percentile 89%
public exploits
1
Exploit-DB

Summary

PHP remote file inclusion vulnerability in index.php in KnowledgeBuilder, referred to as KnowledgeBase, allows remote attackers to execute arbitrary PHP code by modifying the page parameter to reference a URL on a remote web server that contains the code.

Patch / fix

Timeline

  1. First public exploit (EDB-23476)
  2. Published

Exploit prediction

3.43% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-23476 KnowledgeBuilder 2.0/2.1/3.0 - Remote File Inclusion webapps, 2003-12-24
  • securityfocus.com http://www.securityfocus.com/bid/9292 referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/archive/1/348359 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

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.