๐Ÿ” CVE Alert

CVE-2026-67399

UNKNOWN 0.0
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th

Deserialization of untrusted data in WHMCS 9.0.0 before 9.0.8 and 8.0.0 before 8.13.7 allows remote attackers to execute arbitrary code.

CWE CWE-502
Vendor webpros
Product whmcs
Published Sep 14, 2026
Last Updated Sep 15, 2026
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Affected Versions

WebPros / WHMCS
9.0.0 < 9.0.8 8.0.0 < 8.13.7

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
help.whmcs.com: https://help.whmcs.com/m/125386/l/2118034-cve-2026-67399-whmcs-security-update-2026-09-03

Credits

๐Ÿ” azizk (@realazizk)