How severe is CVE-2024-12666?

CVE-2024-12666 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2024-12666 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-12666?

CVE-2024-12666 affects Classcms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-12666?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-12666 have an EU (EUVD) identifier?

Yes. CVE-2024-12666 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-51040.

When was CVE-2024-12666 published?

CVE-2024-12666 was published on 2024-12-16 and last updated on 2026-06-17.

CVE-2024-12666

CVE-2024-12666 is a medium-severity vulnerability in Classcms with a CVSS 3.x base score of 4.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-266.

Key facts

Severity: Medium (CVSS 3.x base score 4.7)
CVSS v2: 5.8
CVSS v4: 5.1
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-51040
Weakness: CWE-266
Affected product: Classcms
Published: 2024-12-16
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2024-12666?: 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 severe is CVE-2024-12666?: CVE-2024-12666 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2024-12666 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-12666?: CVE-2024-12666 affects Classcms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-12666?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-12666 have an EU (EUVD) identifier?: Yes. CVE-2024-12666 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-51040.
When was CVE-2024-12666 published?: CVE-2024-12666 was published on 2024-12-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:classcms:classcms:*:*:*:*:*:*:*:*

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