Ecosyste.ms: Advisories

An open API service providing security vulnerability metadata for many open source software ecosystems.

Security Advisories: GSA_kwCzR0hTQS12dnBnLTU1cDctNWg4d84AA-UY

Mattermost did not properly restrict channel creation

Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6 fail to properly restrict channel creation which allows a malicious remote to create arbitrary channels, when shared channels were enabled.

Permalink: https://github.com/advisories/GHSA-vvpg-55p7-5h8w
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS12dnBnLTU1cDctNWg4d84AA-UY
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Moderate
Classification: General
Published: 4 months ago
Updated: 3 days ago


CVSS Score: 3.8
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N

Identifiers: GHSA-vvpg-55p7-5h8w, CVE-2024-39837
References: Blast Radius: 0.0

Affected Packages

go:github.com/mattermost/mattermost/server/v8
Dependent packages: 2
Dependent repositories: 1
Downloads:
Affected Version Ranges: = 9.9.0, >= 9.5.0, < 9.5.7
Fixed in: 9.9.1, 9.5.7
All affected versions:
All unaffected versions: