Detections
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SCA: security update for github.com/mattermost/mattermost-server, github.com/mattermost/mattermost/server/v8 (GHSA-qwwm-c582-82rx)

medium Tenable Cloud Security Plugin ID 437211

Description

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

 - Mattermost versions 10.5.x <= 10.5.5, 9.11.x <= 9.11.15, 10.8.x <= 10.8.0, 10.7.x <= 10.7.2, 10.6.x <=
 10.6.5 fail to properly enforce channel member management permissions in playbook runs, allowing
 authenticated users without the 'Manage Channel Members' permission to add or remove users from public and
 private channels by manipulating playbook run participants when the run is linked to a channel.
 (CVE-2025-3227)

See Also

https://github.com/advisories/GHSA-qwwm-c582-82rx

Plugin Details

Severity: Medium

ID: 437211

Version: Revision 1.4

Type: Local

Family: SCA Checks

Published: 1/28/2026

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: Medium

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-2025-3227

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: 6/20/2025

Vulnerability Publication Date: 6/5/2025

Reference Information

CVE: CVE-2025-3227

cwe: CWE-863