# CVE-2026-115595: Supsystic Contact Form broken access control

Source: https://junglewise.ai/threats/cve-2026-115595-missing-authorization-vulnerability-in-supsystic-contact-form-by  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-26. Updated: 2026-10-26  
License: CC BY 4.0 with a link back

CVE-2026-115595 · Severity: medium · CVSS 5.3 · Published 2026-10-26

The Contact Form by Supsystic plugin for WordPress is a widely-used form builder that allows website owners to collect user submissions. A broken access control vulnerability allows unauthenticated attackers to access pages or perform actions they should not be permitted to, such as viewing other users' submitted data. An attacker could exploit this to view sensitive information submitted through contact forms without authorization.

Technologies: [Supsystic Contact Form by Supsystic](https://junglewise.ai/threats/technologies/contact-form-by-supsystic). Vendors: [Supsystic](https://junglewise.ai/threats/vendors/supsystic).

## Quick answers

**Is CVE-2026-115595 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-115595 being exploited in the wild.

**How severe is CVE-2026-115595?** Medium severity, with a CVSS score of 5.3, published 26 October 2026.

**Which products and versions are affected?** Supsystic Contact Form by Supsystic through 1.10.7.

**Is there a fix for CVE-2026-115595?** Yes: fixed in 1.11.1. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-115595 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-115595?** Check whether you run Supsystic Contact Form by Supsystic 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 1.11.1

## Technical details

The plugin fails to properly enforce authorization checks, allowing unauthenticated users to access restricted functionality and data. This is a broken access control vulnerability classified as OWASP A1. The vulnerability affects Contact Form by Supsystic versions up to and including 1.10.7 and was resolved in version 1.11.1.

## Affected products

- Supsystic Contact Form by Supsystic through 1.10.7

## Timeline

- 2026-10-16: disclosed
- 2026-10-26: advisory

## References

- [https://wordpress.org/plugins](https://wordpress.org/plugins)
- [https://patchstack.com/database/wordpress/plugin/contact-form-by-supsystic/vulnerability/wordpress-contact-form-by-supsystic-plugin-1-10-7-broken-access-control-vulnerability?_s_id=cve](https://patchstack.com/database/wordpress/plugin/contact-form-by-supsystic/vulnerability/wordpress-contact-form-by-supsystic-plugin-1-10-7-broken-access-control-vulnerability?_s_id=cve)

## Related threats

- [Contact Form by Supsystic unauthorized statistics deletion](https://junglewise.ai/threats/cve-2026-115302-the-contact-form-by-supsystic-wordpress-plugin-before-1-11-1)
- [Contact Form by Supsystic CSRF on form and statistics deletion](https://junglewise.ai/threats/cve-2026-115300-the-contact-form-by-supsystic-wordpress-plugin-before-1-11-1)
- [Contact Form by Supsystic CSRF in mail settings](https://junglewise.ai/threats/cve-2026-115299-the-contact-form-by-supsystic-wordpress-plugin-before-1-11-1)
- [Contact Form by Supsystic plugin stored cross-site scripting via IP header](https://junglewise.ai/threats/cve-2026-83625-contact-form-by-supsystic-plugin-stored-cross-site-scripting-via)