PT-2026-96953

Name of the Vulnerable Software and Affected Versions MCP Atlassian versions prior to 0.22.0 Description The OAuth fallback token directory and JSON files are created without restrictive owner-only permissions, typically resulting in world-readable files mode 0644 on Linux and directories mode...

CVE-2026-96259: Server-Side Request Forgery (SSRF)

Mattermost versions 11.9.x = 11.9.1, 11.8.x = 11.8.5, 11.7.x = 11.7.10, 11.10.x = 11.10.1 fail to apply the internal-connection filter to OAuth endpoint requests, which allows a System Administrator to make the server issue requests to internal network addresses and read the responses via the...

PT-2026-96948

Name of the Vulnerable Software and Affected Versions MCP Atlassian versions prior to 0.22.0 Description The software writes a plaintext OAuth fallback file containing refresh token and access token using permissions inherited from the process umask a user file-creation mode mask. In permissive...

VulnCheck KEV: CVE-2026-94127

When a BIG-IP APM access policy and an OAuth profile are configured on a virtual server, specific malicious traffic can lead to remote code execution RCE. This vulnerability is only present when BIG-IP APM is configured as an OAuth Authorization Server. Deployments using APM strictly as an OAuth...

F5 BIG-IP APM Heap-based Buffer Overflow Vulnerability

F5 BIG-IP APM contains a heap-based buffer overflow vulnerability when access policy and an OAuth profile are configured on a virtual server. This vulnerability could allow an unauthenticated attacker to perform remote code execution...

PT-2026-97057

Name of the Vulnerable Software and Affected Versions Mattermost versions 11.7.0 through 11.7.10 Mattermost versions 11.8.0 through 11.8.5 Mattermost versions 11.9.0 through 11.9.1 Mattermost versions 11.10.0 through 11.10.1 Description The software fails to apply the internal-connection filter t...

CVE-2026-86698: Insufficient Session Expiration

Insufficient Session Expiration vulnerability in OAuth token issuance in hexpm hexpm allows a user whose organization membership or session has ended to keep reading the organization's private packages and their documentation tarballs via a retained refresh token. generaterefreshtoken/4 in...

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...

PT-2026-96955

Name of the Vulnerable Software and Affected Versions MCP Atlassian versions prior to 0.22.0 Description The OAuth 2.0 setup wizard's local callback HTTP server reflects the error query parameter directly into an HTML response without sanitization or encoding. This occurs within the CallbackHandl...

CVE-2026-77272: Improper Neutralization of Input During Web Page Generation

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. Prior to 0.22.0, the OAuth error query parameter is passed to CallbackHandler.sendresponse in oauthsetup.py and interpolated into an HTML page without escaping. A crafted authorization callback can...

CVE-2026-77268: Incorrect Permission Assignment for Critical Resource

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. Prior to 0.22.0, the OAuth fallback token directory and JSON file are created without explicit owner-only modes. Local users or processes with access through the resulting group or world permission bi...

PT-2026-96925

Name of the Vulnerable Software and Affected Versions MCP Atlassian versions prior to 0.22.0 Description OAuthConfig writes a plaintext fallback file containing access token and refresh token within the user's .mcp-atlassian directory. This file is created using process-default permissions rather...

CVE-2026-94127: Heap-based Buffer Overflow

When a BIG-IP APM access policy and an OAuth profile are configured on a virtual server, specific malicious traffic can lead to remote code execution RCE. This vulnerability is only present when BIG-IP APM is configured as an OAuth Authorization Server. Deployments using APM strictly as an OAuth...

CVE-2026-63373

draw.io is a configurable diagramming and whiteboarding application. Prior to version 30.2.7, the OAuth callback handler in src/main/java/com/mxgraph/online/AbsAuth.java skips comparison of stateToken and cookieToken whenever ISGAE is false, which affects self-hosted Docker and WAR deployments. A...

EUVD-2026-84008

draw.io is a configurable diagramming and whiteboarding application. Prior to version 30.2.7, the OAuth callback handler in src/main/java/com/mxgraph/online/AbsAuth.java skips comparison of stateToken and cookieToken whenever ISGAE is false, which affects self-hosted Docker and WAR deployments. A...

CVE-2026-63373 draw.io: OAuth CSRF via missing state validation on self-hosted deployments allows session token injection

draw.io is a configurable diagramming and whiteboarding application. Prior to version 30.2.7, the OAuth callback handler in src/main/java/com/mxgraph/online/AbsAuth.java skips comparison of stateToken and cookieToken whenever ISGAE is false, which affects self-hosted Docker and WAR deployments. A...

CVE-2026-63373 draw.io: OAuth CSRF via missing state validation on self-hosted deployments allows session token injection

draw.io is a configurable diagramming and whiteboarding application. Prior to version 30.2.7, the OAuth callback handler in src/main/java/com/mxgraph/online/AbsAuth.java skips comparison of stateToken and cookieToken whenever ISGAE is false, which affects self-hosted Docker and WAR deployments. A...

CVE-2026-63373 draw.io: OAuth CSRF via missing state validation on self-hosted deployments allows session token injection

draw.io is a configurable diagramming and whiteboarding application. Prior to version 30.2.7, the OAuth callback handler in src/main/java/com/mxgraph/online/AbsAuth.java skips comparison of stateToken and cookieToken whenever ISGAE is false, which affects self-hosted Docker and WAR deployments. A...

CVE-2026-63373

draw.io prior to version 30.2.7 contains an OAuth CSRF vulnerability in its callback handler (AbsAuth.java) that skips the stateToken/cookieToken comparison when IS_GAE is false, affecting self-hosted Docker and WAR deployments . An attacker can inject their own authorization code into a victim's...

CVE-2026-61687

Hatchet is a platform for orchestrating background tasks, AI agents, and durable workflows at scale. Prior to 0.91.1, ValidateOAuthState clears the oauthstate session value to an empty string after a successful OAuth callback and later accepts an empty state parameter as equal, allowing an...