CVE-2026-10823

YMC Smart Filter < 3.11.3 - Unauthenticated Private/Draft Post Disclosure

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

YMC Filter

CVSS v3.1 CNA

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

1.52% chance of exploitation in the next 30 days, 74th percentile

Nuclei

high · CWE-200

Published

2026-06-26

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/b55ebf9e-a05d-4ae4-b653-da7db63e76d2/

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-10823.yaml

References

• CVE Record
• NVD entry