Detections
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SCA: security update for github.com/mattermost/mattermost-server, github.com/mattermost/mattermost/server/v8 (GHSA-9p44-r552-4wp9)

medium Tenable Self-Hosted Container Security Plugin ID 446260

Description

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

 - Mattermost versions 11.6.x <= 11.6.1, 11.5.x <= 11.5.4, 10.11.x <= 10.11.15 fail to sanitize the Remote
 Cluster API response on PATCH operations, which allows authenticated users with the
 {{manage_secure_connections}} permission to obtain remote cluster authentication tokens via a PATCH
 request to the remote cluster endpoint.. Mattermost Advisory ID: MMSA-2026-00662 (CVE-2026-7184)

Solution

Update the github.com/mattermost/mattermost-server library and its related packages to version 10.11.16 or later.

See Also

https://github.com/advisories/GHSA-9p44-r552-4wp9

Plugin Details

Severity: Medium

ID: 446260

Version: Revision 1.1

Type: Local

Family: SCA Checks

Published: 8/25/2026

Updated: 8/25/2026

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.76

Vendor

Vendor Severity: Medium

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2026-7184

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/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: 6/12/2026

Vulnerability Publication Date: 6/12/2026

Reference Information

CVE: CVE-2026-7184

cwe: CWE-201