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Security Advisories: GSA_kwCzR0hTQS13cDQzLXZwcmgtYzN3Nc4AA6qC

Mattermost fails to authenticate the source of certain types of post actions

Mattermost versions 8.1.x before 8.1.11, 9.3.x before 9.3.3, 9.4.x before 9.4.4, and 9.5.x before 9.5.2 fail to authenticate the source of certain types of post actions, allowing an authenticated attacker to create posts as other users via a crafted post action.

Permalink: https://github.com/advisories/GHSA-wp43-vprh-c3w5
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS13cDQzLXZwcmgtYzN3Nc4AA6qC
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Moderate
Classification: General
Published: 28 days ago
Updated: 28 days ago


CVSS Score: 6.5
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Identifiers: GHSA-wp43-vprh-c3w5, CVE-2024-2447
References: Blast Radius: 0.0

Affected Packages

go:github.com/mattermost/mattermost/server/v8
Dependent packages: 2
Dependent repositories: 1
Downloads:
Affected Version Ranges: >= 9.3.0, < 9.3.3, >= 9.4.0, < 9.4.4, >= 9.5.0, < 9.5.2, >= 8.1.0, < 8.1.11
Fixed in: 9.3.3, 9.4.4, 9.5.2, 8.1.11
All affected versions:
All unaffected versions: