CVE-2026-10823 json
YMC Smart Filter < 3.11.3 - Unauthenticated Private/Draft Post Disclosure
published 2026-06-26 4 mo ago modified 2026-06-26 4 mo ago also EUVD-2026-39624
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.5%
- EPSS 1.5% chance of exploitation in 30 days, percentile 74%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
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.
Patch / fix
- Unknown YMC Filter 3.11.3
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 4 mo ago
Exploit prediction
1.52% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Nuclei template YMC Filter WordPress - Unauthenticated Post Disclosure nuclei detection template
- wpscan.com https://wpscan.com/vulnerability/b55ebf9e-a05d-4ae4-b653-da7db63e76d2/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected products
- Unknown YMC Filter
Classification
- Technology feeds
References
-
wpscan.com
/vulnerability/b55ebf9e-a05d-4ae4-b653-da7db63e76d2/
exploit, vdb-entry, technical-description
Sources
- CVE List CVE-2026-10823
- NVD CVE-2026-10823
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.