Upstream information

CVE-2025-27936 at MITRE

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.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v3 Scores
CVSS detail CNA (Mattermost) National Vulnerability Database
Base Score 5.3 5.9
Vector CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector Network Network
Attack Complexity High High
Privileges Required Low None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact High High
Integrity Impact None None
Availability Impact None None
CVSSv3 Version 3.1 3.1
No SUSE Bugzilla entries cross referenced.

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
Container suse/sl-micro/6.0/baremetal-os-container:latest
Container suse/sl-micro/6.0/base-os-container:latest
Container suse/sl-micro/6.0/kvm-os-container:latest
Container suse/sl-micro/6.0/rt-os-container:latest
Container suse/sl-micro/6.0/toolbox:latest
Image SL-Micro
Image SLE-Micro
Image SLE-Micro-Azure
Image SLE-Micro-BYOS
Image SLE-Micro-BYOS-Azure
Image SLE-Micro-BYOS-EC2
Image SLE-Micro-BYOS-GCE
Image SLE-Micro-EC2
Image SLE-Micro-GCE
  • libexpat1 >= 2.7.1-slfo.1.1_3.1
SUSE Linux Enterprise Server 16.0
  • govulncheck-vulndb >= 0.0.20250814T182633-160000.1.2
 Patchnames:
SUSE Linux Enterprise Server 16.0 GA govulncheck-vulndb-0.0.20250814T182633-160000.1.2
openSUSE Tumbleweed
  • govulncheck-vulndb >= 0.0.20250422T181640-1.1
 Patchnames:
openSUSE-Tumbleweed-2025-15017

SUSE Timeline for this CVE

CVE page created: Wed Apr 16 14:00:07 2025
CVE page last modified: Wed Jan 28 01:40:17 2026