Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2025-8402

Severity CVSS v4.0:
Pending analysis
Type:
CWE-476 NULL Pointer Dereference
Publication date:
21/08/2025
Last modified:
01/10/2025

Description

Mattermost versions 10.8.x

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 4.90 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
4.90
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* 9.11.0 (including) 9.11.18 (excluding)
cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* 10.5.0 (including) 10.5.9 (excluding)
cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* 10.8.0 (including) 10.8.4 (excluding)
cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* 10.9.0 (including) 10.9.4 (excluding)
cpe:2.3:a:mattermost:mattermost_server:10.10.0:-:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools