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CVE-2026-121492VulnerabilityPublished

The Fiber Admin WordPress plugin before 4.0.1 does not have authorisation checks in some of its AJAX actions, allowing

Source GCVE Database

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Authoritative record:CVE-2026-121492· Medium

Not known to be exploited : upgrade to 4.0.1 when convenient.

Data as of 7 Nov 2026, 07:36 UTC

Severity
Medium

Rated Medium by Threat Radar's AI analysis · CVSS not yet scored by NVD

Thin evidence

One scorer or none
Patch
Available – fixed in 4.0.1

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 7 Nov 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 6 Nov 2026.

What to do

Upgrade Fiber Admin (WordPress plugin) to 4.0.1.

Affected software

ProductAffectedFixed in
Fiber AdminAffected
  • <4.0.1
Fixed in
  • 4.0.1

AI-suggested

Upgrade the Fiber Admin WordPress plugin to version 4.0.1 or later, where authorization checks are implemented for the affected AJAX actions. No other mitigation is indicated.

Description

The Fiber Admin WordPress plugin versions before 4.0.1 lack authorization checks in certain AJAX actions. This vulnerability allows unauthenticated users to reorder arbitrary posts, including drafts, private posts, and navigation menu items, as well as reorder taxonomy terms when term ordering is enabled.

References

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