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CVE-2025-27936

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CVE-2025-27936

Published: Apr 16, 2025

Modified: Apr 16, 2025

PUBLISHED

CVSS v3.1

5.3

MEDIUM

Description

Mattermost Plugin MSTeams versions <2.1.0 and Mattermost Server versions 10.5.x <=10.5.1 with the MS Teams plugin enabled fail to perform constant time comparison on a MSTeams plugin webhook secret which allows an attacker to retrieve the webhook secret of the MSTeams plugin via a timing attack during webhook secret comparison.

VendorProductVersions

Mattermost

Mattermost

affected
10.5.0 - <= 10.5.1
unaffected
10.6.0
unaffected
10.5.2

Weaknesses (CWE)

CWE-208

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

References

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