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SCA: security update for github.com/mattermost/mattermost/server/v8 (GHSA-j639-m367-75cf)

medium Tenable Self-Hosted Container Security Plugin ID 433959

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - 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. (CVE-2025-24839)

See Also

https://github.com/advisories/GHSA-j639-m367-75cf

Plugin Details

Severity: Medium

ID: 433959

Version: Revision 1.9

Type: Local

Family: SCA Checks

Published: 8/19/2025

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 1.2

Percentile: 0.01

Vendor

Vendor Severity: Low

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:P/A:N

CVSS Score Source: CVE-2025-24839

CVSS v3

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.8

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 4/16/2025

Vulnerability Publication Date: 4/16/2025

Reference Information

CVE: CVE-2025-24839

cwe: CWE-863