# CVE-2025-24839: Unauthorized AI bot activation via Wrangler plugin

> CVE-2025-24839: Unauthorized AI bot activation via Wrangler plugin. CVSS 3.1 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2025-24839
Last updated: 2026-06-17T08:59:41Z

- Published: 2025-04-16 07:44 UTC · Updated: 2026-06-17 08:59 UTC · Assigner: Mattermost
- CVSS: 3.1 (CVSS 3.1) · Severity: Low · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
- EPSS: 0.23%, 13th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-863

## Description

Mattermost versions 10.5.x \<= 10.5.1, 10.4.x \<= 10.4.3, 9.11.x \<= 9.11.9 fail to prevent Wrangler posts from triggering AI responses. This vulnerability allows users without access to the AI bot to activate it by attaching the activate\_ai override property to a post via the Wrangler plugin, provided both the AI and Wrangler plugins are enabled.

## Affected vendors and products

- Mattermost: Mattermost

## Tracked companies

- [Mattermost](https://rewindex.com/company/mattermost.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2025-24839)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2025-24839)
- [https://mattermost.com/security-updates](https://mattermost.com/security-updates)

---

_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


---
Canonical: https://rewindex.com/cve/CVE-2025-24839 · Markdown: https://rewindex.com/cve/CVE-2025-24839.md · JSON: https://rewindex.com/api/v1/cves/CVE-2025-24839 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T04:06:21.048Z