CVE-2026-39594: Themefic Ultra Addons for WPForms broken access control

CVE-2026-39594 · Severity: medium · CVSS 6.4 · Published 2026-06-15

Ultra Addons for WPForms is a WordPress plugin that extends the functionality of the WPForms form builder. A security flaw in versions 1.0.11 and earlier allows users with low-level 'Subscriber' accounts to perform actions they should not be authorized to do. This could lead to unauthorized changes to website settings or content, potentially disrupting site operations.

Vendors: Themefic.

Quick answers

Is CVE-2026-39594 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-39594 being exploited in the wild.
How severe is CVE-2026-39594?
Medium severity, with a CVSS score of 6.4, published 15 June 2026.
Which products and versions are affected?
Themefic Ultra Addons for WPForms <= 1.0.11.
Is there a fix for CVE-2026-39594?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2026-39594 attacked?
It is attacked over the network, in a software library.
Am I affected by CVE-2026-39594?
Check whether you run Themefic Ultra Addons for WPForms at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

The Ultra Addons for WPForms plugin for WordPress (versions <= 1.0.11) suffers from a broken access control vulnerability due to missing authorization checks (CWE-862). This flaw allows an authenticated attacker with Subscriber-level privileges to execute functions or modify settings that should be restricted to higher-privileged users. The vulnerability is exploitable over the network without user interaction. The issue is resolved in version 1.0.12, which introduces proper authorization validation.

Affected products

  • Themefic Ultra Addons for WPForms <= 1.0.11

Timeline

  • 2026-01-19: other: Reported by researcher Cid_Kagenou_Sama
  • 2026-04-16: advisory: Patchstack advisory published
  • 2026-06-15: disclosed: CVE published to NVD

References

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