Is CVE-2013-3536 being actively exploited?

CVE-2013-3536 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2013-3536?

CVE-2013-3536 has a CVSS 2.0 base score of 7.5 (HIGH).

CVE-2013-3536

HIGH · CVSS 7.5EPSS 2.2%EU EUVD

SQL injection vulnerability in the gp_LoadUserFromHash function in functions_hash.php in the Group Pay module 1.5 and earlier for WHMCS allows remote attackers to execute arbitrary SQL commands via the hash parameter.

Key facts

CVSS score: 7.5 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-89
EPSS score: 2.2% (83th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2013-3471)
Published: May 13, 2013
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-3471 in the EU Vulnerability Database. Last updated in EUVD on September 17, 2024.

View on the EU Vulnerability Database

Affected products

whmcs / group pay
whmcs / whmcs

References

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

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