WordPress 畅言评论系统 plugin <= 2.0.5 - Broken Access Control vulnerability

published 2024-12-16 22 mo ago modified 2026-06-17 4 mo ago also EUVD-2024-52894

cvss: 4.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 42%
public exploits: 0; none known

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.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 22 mo ago (2024-12-16)

Exploit prediction

0.49% chance of exploitation in the next 30 days, higher than 42% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Affected products

sohu 畅言评论系统

Classification

Weakness

CWE-862 Missing Authorization

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/Wordpress/Plugin/changyan/vulnerability/wordpress-plugin-2-0-5-broken-access-control-vulnerability?_
vdb-entry

Sources

CVE List CVE-2024-55994
NVD CVE-2024-55994

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary