CVE-2024-12666: ClassCMS User Management Page admin insufficient privileges

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2024-12-16 · updated 2026-06-17
Weakness: CWE-266

Description

A vulnerability has been found in ClassCMS up to 4.8 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /admin?do=admin:user:editPost of the component User Management Page. The manipulation leads to improper handling of insufficient privileges. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Affected products

ClassCMS: through 4.8

References

https://github.com/Jack-Black-13/blob/blob/main/ClassCMS%20V4.8%20Vertical%20Privilege%20Escalation.md
https://vuldb.com/?ctiid.288535
https://vuldb.com/?id.288535
https://vuldb.com/?submit.461120

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