# CVE-2026-111834: Kitae Park Mang Board WP arbitrary file upload

Source: https://junglewise.ai/threats/cve-2026-111834-unrestricted-upload-of-file-with-dangerous-type-vulnerability-in  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-21. Updated: 2026-10-21  
License: CC BY 4.0 with a link back

CVE-2026-111834 · Severity: critical · CVSS 9.9 · Published 2026-10-21

Mang Board WP is a WordPress plugin used for creating content management features on WordPress sites. An attacker with a subscriber account can upload arbitrary files, including web shells, to completely take over the affected website and all its data.

Technologies: [Kitae-Park Mang Board WP](https://junglewise.ai/threats/technologies/mang-board-wp). Vendors: [Kitae-Park](https://junglewise.ai/threats/vendors/kitae-park).

## Quick answers

**Is CVE-2026-111834 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-111834 being exploited in the wild.

**How severe is CVE-2026-111834?** Critical severity, with a CVSS score of 9.9, published 21 October 2026.

**Which products and versions are affected?** Kitae-Park Mang Board WP through 2.4.4.

**Is there a fix for CVE-2026-111834?** Yes: fixed in 2.4.5. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-111834 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-111834?** Check whether you run Kitae-Park Mang Board WP 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 2.4.5

## Technical details

Mang Board WP plugin versions 2.4.4 and earlier allow subscribers to upload arbitrary file types without proper validation or restriction. An authenticated attacker with subscriber privileges can upload a malicious PHP file or web shell to the web server, gaining remote code execution and full control over the WordPress installation.

## Affected products

- Kitae Park Mang Board WP through 2.4.4

## Timeline

- 2026-10-21: disclosed
- 2026-10-19: patched: Version 2.4.5 released

## References

- [https://wordpress.org/plugins](https://wordpress.org/plugins)
- [https://patchstack.com/database/wordpress/plugin/mangboard/vulnerability/wordpress-mang-board-wp-plugin-2-4-4-arbitrary-file-upload-vulnerability?_s_id=cve](https://patchstack.com/database/wordpress/plugin/mangboard/vulnerability/wordpress-mang-board-wp-plugin-2-4-4-arbitrary-file-upload-vulnerability?_s_id=cve)

## Related threats

- [Kitae Park Mang Board WP reflected XSS](https://junglewise.ai/threats/cve-2026-122666-improper-neutralization-of-input-during-web-page-generation)
- [Kitae Park Mang Board WP stored XSS](https://junglewise.ai/threats/cve-2026-122665-improper-neutralization-of-input-during-web-page-generation)
- [Mang Board WP SQL injection](https://junglewise.ai/threats/cve-2026-109698-improper-neutralization-of-special-elements-used-in-an-sql)
- [kitae-park Mang Board WP reflected XSS in stag parameter](https://junglewise.ai/threats/cve-2026-13334-kitae-park-mang-board-wp-reflected-xss-in-stag-parameter)