Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2025-14573— Team Admin Bypass of Invite Permissions via allow_open_invite Field

Quick assessment

Affected
Mattermost Mattermost
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Mattermost是美国Mattermost公司的一个开源协作平台。 Mattermost 10.11.9及之前的10.11.x版本存在安全漏洞，该漏洞源于更新团队设置时未强制执行邀请权限，可能导致团队管理员绕过限制添加用户。

CVSS 3.8 · Low EPSS 0.16% · P5

Possible ATT&CK Techniques 1 AI

T1136.003 · Cloud Account
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2025-14573

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Team Admin Bypass of Invite Permissions via allow_open_invite Field
Source: CVE Program / CVE List V5
Vulnerability Description
Mattermost versions 10.11.x <= 10.11.9 fail to enforce invite permissions when updating team settings, which allows team administrators without proper permissions to bypass restrictions and add users to their team via API requests. Mattermost Advisory ID: MMSA-2025-00561
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Mattermost 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mattermost是美国Mattermost公司的一个开源协作平台。 Mattermost 10.11.9及之前的10.11.x版本存在安全漏洞，该漏洞源于更新团队设置时未强制执行邀请权限，可能导致团队管理员绕过限制添加用户。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Mattermost Mattermost 10.11.0 ~ 10.11.9 -

II. Public POCs for CVE-2025-14573

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2025-14573

请登录查看更多情报信息。

Same Patch Batch · Mattermost · 2026-02-16 · 7 CVEs total

CVE-2026-1046 7.6 HIGH Arbitrary application execution via unvalidated server-controlled URLs in Help menu
CVE-2025-13821 5.7 MEDIUM User profile update exposes password hash and MFA secrets
CVE-2026-0999 5.4 MEDIUM Authentication bypass via userID login when email and username login are disabled
CVE-2025-14350 4.3 MEDIUM Information disclosure via channel mentions in posts
CVE-2026-0997 4.3 MEDIUM Mattermost Zoom Plugin channel preference API lacks authorization checks
CVE-2026-0998 4.3 MEDIUM Mattermost Zoom Plugin allows unauthorized meeting creation and post modification via insu

IV. Related Vulnerabilities

Same product: Mattermost
Same vendor: Mattermost
Same weakness: CWE-862

V. Comments for CVE-2025-14573

No comments yet

Leave a comment