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CVE-2024-39807

nvd nist
Published: Jul 3, 2024Modified: Jun 17, 2026

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5.3
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Exploitability: 3.9 / Impact: 1.4
Source: NVD

Description

Mattermost versions 9.5.x <= 9.5.5 and 9.8.0 fail to properly sanitize the recipients of a webhook event which allows an attacker monitoring webhook events to retrieve the channel IDs of archived or restored channels.

Affected (2)

Mattermost
1 product
Mattermost
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Mattermost
Mattermost
From 9.5.0 to 9.5.6
Mattermost
From 9.8.0 to 9.8.1

Related CWEs

CWE-200
Exposure of Sensitive Information to an Unauthorized Actor
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

References (2)

Source: responsibledisclosure@mattermost.com
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

Timeline

No history available yet.