CSRF in Funnnny Hidepost

CVE-2025-9896

The HidePost plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.3.8. This is due to missing or incorrect nonce validation on the options.php settings page. This makes it possible for unauthenticated attackers to modify plugin settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.001 (2.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.4% 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-2025-9896: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-9896?
CVE-2025-9896 is a medium-severity vulnerability in Funnnny Hidepost, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2025-09-27.
How severe is CVE-2025-9896?
Medium severity. CVSS v3 base score is 4.3 out of 10.
Is CVE-2025-9896 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.