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VulnerabilityPublished

CVE-2026-9676: F4 Post Tree (WordPress plugin) · Missing Authorization

Affects F4 Post Tree (WordPress plugin)Source CVE Database V5

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Not known to be exploited · CVSS 4.3 Medium : upgrade to 2.0.5 when convenient.

Data as of 12 Nov 2026, 23:25 UTC

CVSS 3.1 base score
4.3Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 3% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 2.0.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 29 Jun 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 13 Nov 2026.

What to do

Upgrade F4 Post Tree (WordPress plugin) to 2.0.5.

Affected software

ProductAffectedFixed in
F4 Post TreeAffected
  • <2.0.5
Fixed in
  • 2.0.5

AI-suggested

If you cannot patch yet, restrict user roles and permissions to trusted users only and monitor for suspicious activity related to post ordering changes.

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.

References

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