How severe is CVE-2024-55994?

CVE-2024-55994 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2024-55994 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-55994?

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

Does CVE-2024-55994 have an EU (EUVD) identifier?

Yes. CVE-2024-55994 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52894.

When was CVE-2024-55994 published?

CVE-2024-55994 was published on 2024-12-16 and last updated on 2026-06-17.

CVE-2024-55994

CVE-2024-55994 is a medium-severity vulnerability with a CVSS 3.x base score of 4.3. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-52894
Weakness: CWE-862
Published: 2024-12-16
Last modified: 2026-06-17

Description

Missing Authorization vulnerability in sohu 畅言评论系统 changyan allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects 畅言评论系统: from n/a through <= 2.0.5.

Frequently asked questions

What is CVE-2024-55994?: Missing Authorization vulnerability in sohu 畅言评论系统 changyan allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects 畅言评论系统: from n/a through <= 2.0.5.
How severe is CVE-2024-55994?: CVE-2024-55994 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2024-55994 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-55994?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-55994 have an EU (EUVD) identifier?: Yes. CVE-2024-55994 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52894.
When was CVE-2024-55994 published?: CVE-2024-55994 was published on 2024-12-16 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/changyan/vulnerability/wordpress-plugin-2-0-5-broken-access-control-vulnerability?_s_id=cve

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