# CVE-2026-86603: WP Recipe Maker information disclosure in AJAX action

Source: https://junglewise.ai/threats/cve-2026-86603-the-wp-recipe-maker-wordpress-plugin-before-10-8-2-does-not-have  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-23. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-86603 · Severity: medium · CVSS 4.3 · Published 2026-09-23

The WP Recipe Maker WordPress plugin before version 10.8.2 fails to properly verify permissions in one of its AJAX functions, allowing any logged-in user to view private list titles and IDs belonging to other users. This information disclosure could help attackers identify and target other users' content.

Technologies: [WP Recipe Maker](https://junglewise.ai/threats/technologies/wp-recipe-maker). Vendors: [WP Recipe Maker](https://junglewise.ai/threats/vendors/wp-recipe-maker).

## Quick answers

**Is CVE-2026-86603 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-86603 being exploited in the wild.

**How severe is CVE-2026-86603?** Medium severity, with a CVSS score of 4.3, published 23 September 2026.

**Which products and versions are affected?** WP Recipe Maker before 10.8.2.

**Is there a fix for CVE-2026-86603?** 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-2026-86603 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-86603?** Check whether you run WP Recipe Maker 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 vulnerability is an authorization bypass (CWE-200) in an AJAX action handler that lacks proper capability checks. Any authenticated user (including those with subscriber-level permissions) can call the affected AJAX function to retrieve sensitive metadata (IDs and titles) from unpublished lists owned by other users. The issue is resolved in version 10.8.2.

## Affected products

- WP Recipe Maker WP Recipe Maker before 10.8.2

## Timeline

- 2026-09-21: disclosed

## References

- [https://wpscan.com/vulnerability/f5eedd48-91a6-4216-9e96-32dfb7a23ee4/](https://wpscan.com/vulnerability/f5eedd48-91a6-4216-9e96-32dfb7a23ee4/)

## Related threats

- [WP Recipe Maker sensitive data disclosure in password-protected posts](https://junglewise.ai/threats/cve-2026-122060-the-wp-recipe-maker-wordpress-plugin-before-10-9-2-does-not)
- [WP Recipe Maker authorization bypass in REST API](https://junglewise.ai/threats/cve-2026-86608-the-wp-recipe-maker-wordpress-plugin-before-10-8-2-does-not-have)
- [WP Recipe Maker arbitrary shortcode execution](https://junglewise.ai/threats/cve-2026-89274-the-wp-recipe-maker-plugin-for-wordpress-is-vulnerable-to)
- [WP Recipe Maker stored cross-site scripting in notes parameter](https://junglewise.ai/threats/cve-2026-90884-wp-recipe-maker-stored-cross-site-scripting-in-notes-parameter)
- [WP Recipe Maker authorization bypass in recipe ownership](https://junglewise.ai/threats/cve-2026-75905-wp-recipe-maker-authorization-bypass-in-recipe-ownership)