CVE-2026-9676

MEDIUMCVSS 4.3/10EPSS 0.11%

Last modified

CVE-2026-9676 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. The F4 Post Tree WordPress plugin before 2.0.5 does not perform capability checks or CSRF/nonce verification on one of its AJAX actions, allowing authenticated users with Subscriber-level access and above to modify the parent and menu order of arbitrary posts.. EPSS estimates a 0.11% chance of exploitation in the next 30 days.

Description

The F4 Post Tree WordPress plugin before 2.0.5 does not perform capability checks or CSRF/nonce verification on one of its AJAX actions, allowing authenticated users with Subscriber-level access and above to modify the parent and menu order of arbitrary posts.

Metrics

CVSS 3.1
4.3/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS Probability
0.11%

1.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
UnknownF4 Post Tree< 2.0.5

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-9676?
The F4 Post Tree WordPress plugin before 2.0.5 does not perform capability checks or CSRF/nonce verification on one of its AJAX actions, allowing authenticated users with Subscriber-level access and above to modify the parent and menu order of arbitrary posts.
How severe is CVE-2026-9676?
CVE-2026-9676 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.11% probability of exploitation in the next 30 days.
How do I fix CVE-2026-9676?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST