What’s Vulnerable › Vulnerabilities

CVE-2026-10823: YMC Smart Filter < 3.11.3 - Unauthenticated Private/Draft Post Disclosure

Description

The YMC Filter WordPress plugin before 3.11.3 does not properly authorize access to one of its REST API endpoints and does not validate a user-supplied query parameter, allowing unauthenticated attackers to retrieve the titles and content of private, draft, and other non-public posts.

Affected products

How to fix

Upgrade to a fixed version: YMC Filter 3.11.3. Check the vendor advisory for mitigations.

References

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