# CVE-2026-111740: Post Duplicator information disclosure in post list

Source: https://junglewise.ai/threats/cve-2026-111740-the-post-duplicator-wordpress-plugin-before-3-0-17-does-not  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-04. Updated: 2026-11-04  
License: CC BY 4.0 with a link back

CVE-2026-111740 · Severity: info · Published 2026-11-04

Post Duplicator is a WordPress plugin that duplicates posts. A flaw in versions before 3.0.17 allows WordPress users with the low-privilege Contributor role to view the titles and hierarchy of other users' draft and private posts, which should remain hidden. An attacker can enumerate sensitive post information without proper authorization.

Technologies: [Post Duplicator](https://junglewise.ai/threats/technologies/post-duplicator-post-duplicator). Vendors: [Post Duplicator](https://junglewise.ai/threats/vendors/post-duplicator).

## Quick answers

**Is CVE-2026-111740 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-111740 being exploited in the wild.

**How severe is CVE-2026-111740?** Informational severity, published 4 November 2026.

**Which products and versions are affected?** Post Duplicator before 3.0.17.

**Is there a fix for CVE-2026-111740?** Yes: fixed in 3.0.17. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-111740 attacked?** It is attacked over the network, in a software library.

**Am I affected by CVE-2026-111740?** Check whether you run Post Duplicator 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 3.0.17

## Technical details

The plugin fails to check user permissions (capability checks) before returning a list of posts for a post type, leading to information disclosure. Contributors can access metadata about draft and private posts via the vulnerable list endpoint. This is a CWE-200 (Information Exposure) vulnerability requiring authentication but with minimal privilege requirements.

## Affected products

- Post Duplicator Post Duplicator before 3.0.17

## Timeline

- 2026-11-02: disclosed
- 2026-11-04: patched

## References

- [https://wpscan.com/vulnerability/dc6c6d3b-2843-45b2-b61c-9f6dc63bbedd/](https://wpscan.com/vulnerability/dc6c6d3b-2843-45b2-b61c-9f6dc63bbedd/)

## Related threats

- [Post Duplicator WordPress plugin privilege escalation in role permissions](https://junglewise.ai/threats/cve-2026-121875-the-post-duplicator-wordpress-plugin-before-3-0-18-does-not)
- [Post Duplicator arbitrary option update via authorization bypass](https://junglewise.ai/threats/cve-2026-121874-the-post-duplicator-wordpress-plugin-before-3-0-18-does-not)