EUVD-2025-209760

The Magic Link authentication flow accepts multiple invalid authentication requests without adequate rate limiting or resource control, leading to uncontrolled memory usage growth. This vulnerability can result in a denial-of-service condition, causing service unavailability for deployments that...

EUVD-2025-209756

Due to a lack of user account state validation during authentication, locked user accounts can be successfully authenticated using Magic Link or Pass Key methods. This bypasses the intended security control that should prevent access to accounts that have been locked. This vulnerability may allow...

CVE-2025-10470

The Magic Link authentication flow accepts multiple invalid authentication requests without adequate rate limiting or resource control, leading to uncontrolled memory usage growth. This vulnerability can result in a denial-of-service condition, causing service unavailability for deployments that...

CVE-2025-10470

The Magic Link authentication flow accepts multiple invalid authentication requests without adequate rate limiting or resource control, leading to uncontrolled memory usage growth. This vulnerability can result in a denial-of-service condition, causing service unavailability for deployments that...

CVE-2025-10470 Denial-of-Service via Magic Link Authentication in WSO2 Identity Server Allows Service Unavailability

The Magic Link authentication flow accepts multiple invalid authentication requests without adequate rate limiting or resource control, leading to uncontrolled memory usage growth. This vulnerability can result in a denial-of-service condition, causing service unavailability for deployments that...

CVE-2025-10470

CVE-2025-10470 affects WSO2 Identity Server's Magic Link authentication flow. The vulnerability arises because the flow accepts multiple invalid authentication requests without adequate rate limiting or resource control, causing uncontrolled memory usage growth. This can lead to a denial-of-servi...

CVE-2025-10470 Denial-of-Service via Magic Link Authentication in WSO2 Identity Server Allows Service Unavailability

The Magic Link authentication flow accepts multiple invalid authentication requests without adequate rate limiting or resource control, leading to uncontrolled memory usage growth. This vulnerability can result in a denial-of-service condition, causing service unavailability for deployments that...

CVE-2025-10908

Due to a lack of user account state validation during authentication, locked user accounts can be successfully authenticated using Magic Link or Pass Key methods. This bypasses the intended security control that should prevent access to accounts that have been locked. This vulnerability may allow...

CVE-2025-10908 Account Lock Bypass via Magic Link or Pass Key Authentication in WSO2 Identity Server Allows Unauthorized Access

Due to a lack of user account state validation during authentication, locked user accounts can be successfully authenticated using Magic Link or Pass Key methods. This bypasses the intended security control that should prevent access to accounts that have been locked. This vulnerability may allow...

CVE-2025-10908

CVE-2025-10908 affects WSO2 Identity Server. The root cause is a lack of user account state validation during authentication, allowing locked accounts to be authenticated via Magic Link or Pass Key and bypass the account-lock mechanism. This can lead to unauthorized access to applications and dat...

PT-2026-39581

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description A lack of user account state validation during authentication allows locked user accounts to be successfully accessed using Magic Link or Pass Key methods. This...

PT-2026-39592

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description The Magic Link authentication flow lacks adequate rate limiting or resource control, allowing it to accept multiple invalid authentication requests. This leads t...

WSO2 Identity Server 安全漏洞

WSO2 Identity Server is an identity authentication server developed by the American company WSO2. WSO2 Identity Server has a security vulnerability that stems from the lack of verification of user account status. This vulnerability may allow locked accounts to be successfully authenticated throug...

Mattermost Server 10.11.x <= 10.11.13 / 11.3.x < 11.3.3 / 11.4.x < 11.4.3 / 11.5.x < 11.5.1 / 11.6.0 Multiple Vulnerabilities (MMSA-2026-00624 / MMSA-2026-00625)

The version of Mattermost Server installed on the remote host is affected by multiple vulnerabilities: - Mattermost versions 10.11.x = 10.11.12, 11.5.x = 11.5.0, 11.4.x = 11.4.2, 11.3.x = 11.3.2 fail to enforce atomic single-use consumption of guest magic link tokens, which allows an attacker wit...

EUVD-2026-22915

Mattermost versions 10.11.x = 10.11.12, 11.5.x = 11.5.0, 11.4.x = 11.4.2, 11.3.x = 11.3.2 fail to enforce atomic single-use consumption of guest magic link tokens, which allows an attacker with access to a valid magic link to establish multiple independent authenticated sessions via concurrent...

Mattermost has session spoofing due to lack of single-use consumption of guest magic link tokens enforcement

Mattermost versions 10.11.x = 10.11.12, 11.5.x = 11.5.0, 11.4.x = 11.4.2, 11.3.x = 11.3.2 fail to enforce atomic single-use consumption of guest magic link tokens, which allows an attacker with access to a valid magic link to establish multiple independent authenticated sessions via concurrent...

GHSA-MH4X-RMRX-3HP4 Mattermost has session spoofing due to lack of single-use consumption of guest magic link tokens enforcement

Mattermost versions 10.11.x = 10.11.12, 11.5.x = 11.5.0, 11.4.x = 11.4.2, 11.3.x = 11.3.2 fail to enforce atomic single-use consumption of guest magic link tokens, which allows an attacker with access to a valid magic link to establish multiple independent authenticated sessions via concurrent...

Time-of-check Time-of-use (TOCTOU) Race Condition

Overview github.com/mattermost/mattermost/server/channels/app is a private-cloud Slack alternative Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition in the authentication process. An attacker can gain unauthorized access to multiple authenticated...

CVE-2026-3590

Mattermost versions 10.11.x = 10.11.12, 11.5.x = 11.5.0, 11.4.x = 11.4.2, 11.3.x = 11.3.2 fail to enforce atomic single-use consumption of guest magic link tokens, which allows an attacker with access to a valid magic link to establish multiple independent authenticated sessions via concurrent...

CVE-2026-3590

Mattermost CVE-2026-3590 describes a race condition in the guest magic link authentication flow that fails to enforce atomic single-use for tokens. A valid magic link can be used to establish multiple independent authenticated sessions via concurrent requests on affected versions: Mattermost 10.1...