WordPress Passster plugin <= 4.3.20 - Broken Access Control vulnerability

published 2026-11-11 22h ago modified 2026-11-11 19h ago also EUVD-2026-123385

cvss: 5.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: —; no EPSS score yet
public exploits: 0; none known

Missing Authorization vulnerability in WP Chill Passster content-protector allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Passster: from n/a through 4.3.20.

Patch / fix

fixed in 1

WP Chill Passster 4.3.21

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CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 19h ago (2026-11-11)

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

WP Chill Passster

Classification

Weakness

CWE-862 Missing Authorization

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/content-protector/vulnerability/wordpress-passster-plugin-4-3-20-broken-access-cont
vdb-entry

Sources

CVE List CVE-2026-121574
NVD CVE-2026-121574

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