Is CVE-2026-103353 exploited in the wild?

No. Junglewise Threat Intelligence has no report of CVE-2026-103353 being exploited in the wild.

How severe is CVE-2026-103353?

Medium severity, with a CVSS score of 5.3, published 1 October 2026.

Which products and versions are affected?

WP ManageNinja LLC FluentForm through 6.2.14.

Is there a fix for CVE-2026-103353?

Yes: fixed in 6.2.15. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

How is CVE-2026-103353 attacked?

It is attacked over the network, in a web application.

Am I affected by CVE-2026-103353?

Check whether you run WP ManageNinja LLC FluentForm 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.

CVE-2026-103353: WP ManageNinja FluentForm broken access control in form handling

CVE-2026-103353 · Severity: medium · CVSS 5.3 · Published 2026-10-01

FluentForm is a WordPress plugin that allows users to create and manage web forms. A broken access control vulnerability in versions up to 6.2.14 allows unauthenticated users to view or perform actions they should not have permission for, potentially exposing sensitive form data or allowing unauthorized modifications.

Technologies: WP ManageNinja LLC FluentForm. Vendors: WP ManageNinja LLC.

Quick answers

Is CVE-2026-103353 exploited in the wild?: No. Junglewise Threat Intelligence has no report of CVE-2026-103353 being exploited in the wild.
How severe is CVE-2026-103353?: Medium severity, with a CVSS score of 5.3, published 1 October 2026.
Which products and versions are affected?: WP ManageNinja LLC FluentForm through 6.2.14.
Is there a fix for CVE-2026-103353?: Yes: fixed in 6.2.15. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-103353 attacked?: It is attacked over the network, in a web application.
Am I affected by CVE-2026-103353?: Check whether you run WP ManageNinja LLC FluentForm 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.

How to fix

Fixed in: 6.2.15

Technical details

The vulnerability is a broken access control issue in FluentForm that fails to properly restrict access to form-related functionality. Unauthenticated attackers can access pages or perform actions without proper authorization. The issue affects FluentForm through version 6.2.14 and is patched in 6.2.15.

Affected products

WP ManageNinja LLC FluentForm through 6.2.14

Timeline

2026-10-01: disclosed

References

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