🛡️ CVE-2024-12666 — classcms

🟡 CVSS 4.7 — Medium ⚠️ Exploit Public CWE-266 NVD
4.7
CVSS Score
0 Low4 Medium7 High9 Critical10

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.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs administrative privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality low, integrity low, availability low.

Affected software

CVE-2024-12666 is recorded against 1 package.

  • classcms (fixed in 4.8)

Timeline and source

Published on 16 December 2024 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.

References

github.com
vuldb.com
vuldb.com
vuldb.com

Details

Severity MEDIUM
CVSS Score 4.7
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
CWE CWE-266
Public Exploit ⚠️ Yes
Source NVD
Published 2024-12-16
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
classcms — 4.8

References

Permissions Required, VDB Entry https://vuldb.com/?ctiid.288535
Third Party Advisory, VDB Entry https://vuldb.com/?id.288535
Third Party Advisory, VDB Entry https://vuldb.com/?submit.461120

Similar Threats

Exploit Protection

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CVE-2024-12666 carries CVSS 4.7 Medium rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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