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Fencer Vulns
medium 6.8

CVE-2006-3556 json

PHP remote file inclusion vulnerability in extcalendar.php in Mohamed Moujami ExtCalendar 2.0 allows remote attackers to execute arbitrary…

published 2006-07-13 20 y ago modified 2026-06-16 4 mo ago also EUVD-2006-3551

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.9%
EPSS 6.9% chance of exploitation in 30 days, percentile 94%
public exploits
1
Exploit-DB

Summary

PHP remote file inclusion vulnerability in extcalendar.php in Mohamed Moujami ExtCalendar 2.0 allows remote attackers to execute arbitrary PHP code via a URL in the mosConfig_absolute_path parameter.

Timeline

  1. First public exploit (EDB-28190)
  2. Published

Exploit prediction

6.92% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-28190 Extcalendar 2.0 - 'Extcalendar.php' Remote File Inclusion webapps, 2006-07-07
  • securityfocus.com http://www.securityfocus.com/bid/18876 referenced PoC, tagged "exploit" by a source, unverified
  • advisories.echo.or.id http://advisories.echo.or.id/adv/adv36-matdhule-2006.txt referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

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.