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Fencer Vulns
medium 5.1

CVE-2006-2516 json

mainfile.php in XOOPS 2.0.13.2 and earlier, when register_globals is enabled, allows remote attackers to overwrite variables such as $xoops…

published 2006-05-22 20 y ago modified 2026-06-16 4 mo ago also EUVD-2006-2516

cvss
5.1
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.5%
EPSS 6.5% chance of exploitation in 30 days, percentile 93%
public exploits
1
Exploit-DB

Summary

mainfile.php in XOOPS 2.0.13.2 and earlier, when register_globals is enabled, allows remote attackers to overwrite variables such as $xoopsOption['nocommon'] and conduct directory traversal attacks or include PHP files via (1) xoopsConfig[language] to misc.php or (2) xoopsConfig[theme_set] to index.php, as demonstrated by injecting PHP sequences into a log file.

Timeline

  1. First public exploit (EDB-1811)
  2. Published

Exploit prediction

6.50% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-1811 XOOPS 2.0.13.2 - 'xoopsOption[nocommon]' Remote Command Execution webapps, 2006-05-21
  • secunia.com http://secunia.com/advisories/20176 referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/18061 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.1 AV:N/AC:H/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

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.