# CVE-2026-97189: Advanced Custom Fields WordPress plugin information disclosure in relational fields

Source: https://junglewise.ai/threats/cve-2026-97189-the-advanced-custom-fields-acf-wordpress-plugin-before-6-8-11  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-07. Updated: 2026-11-07  
License: CC BY 4.0 with a link back

CVE-2026-97189 · Severity: info · Published 2026-11-07

Advanced Custom Fields is a WordPress plugin that manages custom data fields for posts and content. The plugin fails to check read permissions when displaying relational field values, allowing contributors and above to view titles and unpublished status of other users' draft posts they should not access. This information disclosure could help attackers understand content strategy or find sensitive unpublished material.

Technologies: [Advanced Custom Fields](https://junglewise.ai/threats/technologies/advanced-custom-fields-advanced-custom-fields). Vendors: [Advanced Custom Fields](https://junglewise.ai/threats/vendors/advanced-custom-fields).

## Quick answers

**Is CVE-2026-97189 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-97189 being exploited in the wild.

**How severe is CVE-2026-97189?** Informational severity, published 7 November 2026.

**Which products and versions are affected?** Advanced Custom Fields before 6.8.11.

**Is there a fix for CVE-2026-97189?** Yes: fixed in 6.8.11. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-97189 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-97189?** Check whether you run Advanced Custom Fields 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 6.8.11

## Technical details

The plugin does not perform read-permission checks when rendering and formatting relational field values, allowing authenticated users with post-editing access (Contributor role and above) to disclose titles and non-public statuses of unpublished posts. This is a missing authorization check (CWE-200) that requires the attacker to have at least Contributor access to a WordPress installation. The vulnerability has been fixed in version 6.8.11.

## Affected products

- Advanced Custom Fields Advanced Custom Fields before 6.8.11

## Timeline

- 2026-11-04: disclosed
- 2026-11-07: advisory

## References

- [https://wpscan.com/vulnerability/694a3ef1-a4b8-41fc-9630-134d549b4176/](https://wpscan.com/vulnerability/694a3ef1-a4b8-41fc-9630-134d549b4176/)

## Related threats

- [Advanced Custom Fields privilege escalation in post editor](https://junglewise.ai/threats/cve-2026-97191-the-advanced-custom-fields-acf-wordpress-plugin-before-6-8-11)
- [Advanced Custom Fields unauthenticated stored XSS via HTML attribute injection](https://junglewise.ai/threats/cve-2026-110813-the-advanced-custom-fields-acf-wordpress-plugin-before-6-8-11)