Vulnerability in Ymc Filter

CVE-2026-10823

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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.015 (73.9th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 73.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-10823: held from 0.015 to 0.015.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

  • Ymc Filter — versions 0

References

Frequently asked questions

What is CVE-2026-10823?
CVE-2026-10823 is a high-severity vulnerability in Ymc Filter, classified under CWE-200 INFORMATION EXPOSURE. CVSS score: 7.5/10. Published 2026-06-26.
How severe is CVE-2026-10823?
High severity. CVSS v3 base score is 7.5 out of 10.