GHSA-RV67-7W2G-7976 Mattermost fails to validate user's authentication method when processing account auth type switch

Mattermost versions 10.11.x = 10.11.10 fail to validate user's authentication method when processing account auth type switch which allows an authenticated attacker to change account password without confirmation via falsely claiming a different auth provider.. Mattermost Advisory ID:...

Mattermost fails to validate user's authentication method when processing account auth type switch

Mattermost versions 10.11.x = 10.11.10 fail to validate user's authentication method when processing account auth type switch which allows an authenticated attacker to change account password without confirmation via falsely claiming a different auth provider.. Mattermost Advisory ID:...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization in the authentication process. An attacker can change another user's account password without confirmation by falsely claiming a different authentication provider. Remediation Upgrade...

EUVD-2026-12439

Mattermost versions 10.11.x = 10.11.10 fail to validate user's authentication method when processing account auth type switch which allows an authenticated attacker to change account password without confirmation via falsely claiming a different auth provider.. Mattermost Advisory ID:...

EUVD-2026-12389

Identity based authorization bypass vulnerability IDOR that allows an attacker to modify the data of a legitimate user account, such as changing the victim's email address, validating the new email address, and requesting a new password. This could allow them to take complete control of other...

EUVD-2017-18934

Serviio PRO 1.8 contains an improper access control vulnerability in the Configuration REST API that allows unauthenticated attackers to change the mediabrowser login password. Attackers can send specially crafted requests to the REST API endpoints to modify credentials without authentication...

CVE-2026-22545

Mattermost versions 10.11.x = 10.11.10 fail to validate user's authentication method when processing account auth type switch which allows an authenticated attacker to change account password without confirmation via falsely claiming a different auth provider.. Mattermost Advisory ID:...

CVE-2026-22545 Password Change Bypass via Auth Switch Endpoint

Mattermost versions 10.11.x = 10.11.10 fail to validate user's authentication method when processing account auth type switch which allows an authenticated attacker to change account password without confirmation via falsely claiming a different auth provider.. Mattermost Advisory ID:...

CVE-2026-22545 Password Change Bypass via Auth Switch Endpoint

Mattermost versions 10.11.x = 10.11.10 fail to validate user's authentication method when processing account auth type switch which allows an authenticated attacker to change account password without confirmation via falsely claiming a different auth provider.. Mattermost Advisory ID:...

CVE-2026-22545 Password Change Bypass via Auth Switch Endpoint

Mattermost versions 10.11.x = 10.11.10 fail to validate user's authentication method when processing account auth type switch which allows an authenticated attacker to change account password without confirmation via falsely claiming a different auth provider.. Mattermost Advisory ID:...

CVE-2026-22545

Mattermost versions 10.11.x = 10.11.10 fail to validate user's authentication method when processing account auth type switch which allows an authenticated attacker to change account password without confirmation via falsely claiming a different auth provider.. Mattermost Advisory ID:...

CVE-2026-3020

Identity based authorization bypass vulnerability IDOR that allows an attacker to modify the data of a legitimate user account, such as changing the victim's email address, validating the new email address, and requesting a new password. This could allow them to take complete control of other...

CVE-2026-2462

Mattermost versions 11.3.x = 11.3.0, 11.2.x = 11.2.2, 10.11.x = 10.11.10 fail to restrict plugin installation on CI test instances with default admin credentials which allows an unauthenticated attacker to achieve remote code execution and exfiltrate sensitive configuration data including AWS and...

CVE-2017-20220

Serviio PRO 1.8 contains an improper access control vulnerability in the Configuration REST API that allows unauthenticated attackers to change the mediabrowser login password. Attackers can send specially crafted requests to the REST API endpoints to modify credentials without authentication...

CVE-2026-3020 Identity based authorization bypass vulnerability (IDOR) in the Wakyma application web

Identity based authorization bypass vulnerability IDOR that allows an attacker to modify the data of a legitimate user account, such as changing the victim's email address, validating the new email address, and requesting a new password. This could allow them to take complete control of other...

PT-2026-25738

Serviio PRO 1.8 contains an improper access control vulnerability in the Configuration REST API that allows unauthenticated attackers to change the mediabrowser login password. Attackers can send specially crafted requests to the REST API endpoints to modify credentials without authentication...

Mattermost 安全漏洞

Mattermost is an open-source collaboration platform developed by the American company Mattermost. Versions of Mattermost such as 10.11.10 and earlier, including 10.11.x, have security vulnerabilities. These vulnerabilities stem from insufficient verification of the user’s authentication method wh...

PT-2026-25669

Identity based authorization bypass vulnerability IDOR that allows an attacker to modify the data of a legitimate user account, such as changing the victim's email address, validating the new email address, and requesting a new password. This could allow them to take complete control of other...

CVE-2017-20220 Serviio PRO 1.8 Unauthenticated Password Change via REST API

Serviio PRO 1.8 contains an improper access control vulnerability in the Configuration REST API that allows unauthenticated attackers to change the mediabrowser login password. Attackers can send specially crafted requests to the REST API endpoints to modify credentials without authentication...

CVE-2017-20220

Serviio PRO 1.8 contains an improper access control vulnerability in the Configuration REST API that allows unauthenticated attackers to change the mediabrowser login password. Attackers can send specially crafted requests to the REST API endpoints to modify credentials without authentication...