MCP Atlassian: OAuth fallback token storage writes plaintext access and refresh tokens with group-readable permissions

SummaryWhen OAuth tokens are saved, MCP Atlassian always writes a plaintext fallback copy under /.mcp-atlassian/oauth-.json. The fallback file is created with the process default umask rather than restrictive permissions. In this environment the file was created as mode 0664, exposing access and...

DEBIAN-CVE-2026-67237

RabbitMQ is a messaging and streaming broker. From 4.2.0 until 4.2.8 and 4.3.2, settokenauth/2 inserted a bearer token from the Authorization header or accesstoken cookie into OAuth bootstrap JavaScript without escaping, allowing attacker-controlled token content to execute JavaScript in the...

EUVD-2026-87148

RabbitMQ is a messaging and streaming broker. From 4.2.0 until 4.2.8 and 4.3.2, settokenauth/2 inserted a bearer token from the Authorization header or accesstoken cookie into OAuth bootstrap JavaScript without escaping, allowing attacker-controlled token content to execute JavaScript in the...

GHSA-4596-2P6P-28CV MCP Atlassian: Insecure File Permissions on OAuth Token Storage

Summary The OAuth token fallback file storage in OAuthConfig.savetokenstofile creates token files containing access tokens, refresh tokens, and cloud IDs with default filesystem permissions typically 0644 on Linux, world-readable. Any local user on a shared system can read these files to obtain...

CVE-2026-77250: Cleartext Storage of Sensitive Information

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. Prior to 0.22.0, OAuthConfig writes a plaintext fallback file containing access and refresh tokens under the user's .mcp-atlassian directory using process-default permissions. On systems with a...

CVE-2026-15660

The SEO Booster plugin for WordPress is vulnerable to Missing Authorization in versions up to, and including, 7.4.7. This is due to a missing capability check on the handleoauthcallback function which is hooked to admininit and processes $GET'accesstoken' and $GET'googleemail' without verifying t...

WordPress HivePress Authentication plugin <= 1.1.4 - Unauthenticated Authentication Bypass via 'access_token' Parameter to Facebook Authenticator vulnerability

Unauthenticated Authentication Bypass via 'accesstoken' Parameter to Facebook Authenticator vulnerability discovered by Mutantgun in WordPress Plugin HivePress Authentication versions = 1.1.4...

CVE-2026-18056

The HivePress Authentication plugin for WordPress is vulnerable to Authentication Bypass via the accesstoken parameter in all versions up to, and including, 1.1.4. This is due to the authenticateuser function's Facebook authenticator resolving third-party identity by forwarding the...

CVE-2026-18056 HivePress Authentication <= 1.1.4 - Unauthenticated Authentication Bypass via 'access_token' Parameter to Facebook Authenticator

The HivePress Authentication plugin for WordPress is vulnerable to Authentication Bypass via the accesstoken parameter in all versions up to, and including, 1.1.4. This is due to the authenticateuser function's Facebook authenticator resolving third-party identity by forwarding the...

CVE-2026-18056 HivePress Authentication <= 1.1.4 - Unauthenticated Authentication Bypass via 'access_token' Parameter to Facebook Authenticator

The HivePress Authentication plugin for WordPress is vulnerable to Authentication Bypass via the accesstoken parameter in all versions up to, and including, 1.1.4. This is due to the authenticateuser function's Facebook authenticator resolving third-party identity by forwarding the...

CVE-2026-18056

HivePress Authentication is a WordPress plugin vulnerable to unauthenticated authentication bypass in all versions up to and including 1.1.4 . The root cause lies in the authenticate_user function's Facebook authenticator, which forwards an attacker-supplied access_token to the Facebook Graph API...

CVE-2026-18056 HivePress Authentication <= 1.1.4 - Unauthenticated Authentication Bypass via 'access_token' Parameter to Facebook Authenticator

The HivePress Authentication plugin for WordPress is vulnerable to Authentication Bypass via the accesstoken parameter in all versions up to, and including, 1.1.4. This is due to the authenticateuser function's Facebook authenticator resolving third-party identity by forwarding the...

CVE-2026-18056: Improper Authentication

The HivePress Authentication plugin for WordPress is vulnerable to Authentication Bypass via the accesstoken parameter in all versions up to, and including, 1.1.4. This is due to the authenticateuser function's Facebook authenticator resolving third-party identity by forwarding the...

Flextype CMS 1.0.0-alpha.3 Authentication Bypass

Flextype CMS version 1.0.0-alpha.3 contains an authentication validation vulnerability in the API request-processing functionality. API endpoints may declare accesstoken as a required parameter, but the required-parameter validation only verifies that the corresponding key exists in the supplied...

CVE-2026-39915

TIM Flow before 26.0.6 contains a CRLF injection vulnerability that allows remote attackers to inject arbitrary HTTP headers and response body content by embedding unsanitized carriage return and line feed sequences in the rt URL parameter, which is reflected into Set-Cookie response headers...

CVE-2026-39915 TIM Flow < 26.0.6 CRLF Injection via rt Parameter

TIM Flow before 26.0.6 contains a CRLF injection vulnerability that allows remote attackers to inject arbitrary HTTP headers and response body content by embedding unsanitized carriage return and line feed sequences in the rt URL parameter, which is reflected into Set-Cookie response headers...

New API: User List API Leaks Root User Access Token Leading to Privilege Escalation

Vulnerability Information - Product: new-api - Affected versions: versions before v1.0.0-rc.7 that serialize User.AccessToken as accesstoken; the issue was confirmed in v0.12.14 - Patched version: v1.0.0-rc.7 - Fixed commit: 0936e2504655a5cbf7bc3c388f6d3e2bb24916d3 - Type: Information Disclosure ...

CVE-2026-48079: Insufficient Session Expiration

OpenReception's appointment booking software provides an end-to-end encrypted appointment booking platform. Prior to version 1.0.2, when a user navigates to the /logout page, the page's server-side load handler deletes the accesstoken cookie before calling /api/auth/logout via an internal...

CVE-2026-56224: Session Fixation

Capgo console.capgo.app/login before 12.128.2 accepts accesstoken and refreshtoken in URL query parameters, automatically authenticating users without confirmation. Attackers can craft malicious links to force victims into attacker-controlled sessions, exposing tokens in browser history and logs...

CVE-2026-29782: Deserialization of Untrusted Data

OpenSTAManager is an open source management software for technical assistance and invoicing. Prior to version 2.10.2, the oauth2.php file in OpenSTAManager is an unauthenticated endpoint $skippermissions = true. It loads a record from the zzoauth2 table using the attacker-controlled GET parameter...