Is CVE-2006-6634 being actively exploited?

CVE-2006-6634 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2006-6634?

CVE-2006-6634 has a CVSS 2.0 base score of 7.5 (HIGH).

CVE-2006-6634

HIGH · CVSS 7.5EPSS 2.7%EU EUVD

Multiple PHP remote file inclusion vulnerabilities in the ExtCalThai (com_extcalendar) 0.9.1 and earlier component for Mambo allow remote attackers to execute arbitrary PHP code via a URL in (1) the CONFIG_EXT[LANGUAGES_DIR] parameter to admin_events.php, (2) the mosConfig_absolute_path parameter to extcalendar.php, or (3) the CONFIG_EXT[LIB_DIR] parameter to lib/mail.inc.php.

Key facts

CVSS score: 7.5 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS score: 2.7% (86th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2006-6617)
Published: December 18, 2006
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2006-6617 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

mambo / extcalthai module

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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