Use of Multiple Resources with Duplicate Identifier

Overview jupyterhub is a JupyterHub: A multi-user server for Jupyter notebooks Affected versions of this package are vulnerable to Use of Multiple Resources with Duplicate Identifier via unescaped hyphen handling in OAuth client ID generation, which allows an authenticated user to collide with...

CVE-2026-108752 JupyterHub through 6.0.1 OAuth Client ID Collision via Unescaped Hyphen

JupyterHub through 6.0.1 contains an identifier collision vulnerability that allows authenticated users to overwrite another user's named-server OAuth client by registering a hyphenated username. Attackers holding a name like alice-prod can overwrite the client for alice's server prod, breaking...

CVE-2026-108752 JupyterHub through 6.0.1 OAuth Client ID Collision via Unescaped Hyphen

JupyterHub through 6.0.1 contains an identifier collision vulnerability that allows authenticated users to overwrite another user's named-server OAuth client by registering a hyphenated username. Attackers holding a name like alice-prod can overwrite the client for alice's server prod, breaking...

PT-2026-105847

Summary When 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...

CVE-2026-95847 Moquette client IDs can cause cross-session H2 durable-queue corruption

Moquette is a lightweight Java MQTT broker. Prior to 0.18.1, H2PersistentQueue derives a session's message-map name as queue plus the client ID and its metadata-map name as queue plus the client ID plus meta. A durable session whose client ID ends in meta can therefore make its message map collid...

PT-2026-97625

Name of the Vulnerable Software and Affected Versions kvcache-ai mooncake versions 0.3.12 through 0.3.13.post1 Description An authorization bypass exists in the RPC Path Handler component. By manipulating the client id or segment id arguments within the UnmountSegment function, a remote attacker...

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-2026-82753

Allocation of Resources Without Limits or Throttling vulnerability in ash-project ashauthenticationoauth2server allows an unauthenticated attacker to exhaust database storage and memory. The /authorize endpoint is unauthenticated by design. With Client ID Metadata Documents enabled, resolveclient...

CVE-2026-82753: Allocation of Resources Without Limits or Throttling

Allocation of Resources Without Limits or Throttling vulnerability in ash-project ashauthenticationoauth2server allows an unauthenticated attacker to exhaust database storage and memory. The /authorize endpoint is unauthenticated by design. With Client ID Metadata Documents enabled, resolveclient...

CVE-2026-75932: Missing Authorization

Jet Admin allows an attacker to create a malicious app and connect it to a target user's custom domain, edit the authentication configuration, and reroute traffic to the attacker-controlled app. Once connected to the target domain, the attacker's workspace is populated with the victim's OAuth...

ANT-2026-PCBAKVPB · dnsmasq · Heap-buffer-overflow

heap-buffer-overflow high CVE-2026-4892 GHSA-m62j-63mf-xr95 Severity Claude high · Security research firm high · Maintainer high Discovered by an unreleased Anthropic model REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits...

CVE-2026-16619

The miniOrange 2FA WordPress plugin before 6.2.8 does not correctly limit the number of second-factor verification attempts, tracking them against a client-supplied identifier that is reissued on every login, allowing an attacker who already knows a user's password to guess the one-time code...

CVE-2026-14541

An authentication bypass and audience confusion vulnerability exists in the Google OAuth provider component of Google mcp-toolbox version 1.4.0. When a Google authService is initialized with mcpEnabled: true but lacks an explicitly defined audience or clientId, the ValidateMCPAuth pipeline for...

CVE-2026-14541

The CVE concerns Google mcp-toolbox version 1.4.0 in its Google OAuth provider component. If an authService is initialized with mcpEnabled: true but without an explicit audience or clientId, the ValidateMCPAuth pipeline for opaque tokens omits audience validation. This causes the toolbox to accep...

EUVD-2026-51095

A flaw was found in koku-metrics-operator. The operator's CostManagementMetricsConfig custom resource allows a user able to edit the CR to specify an arbitrary OAuth token endpoint. When authentication.type is set to service-account, the operator sends the tenant's Red Hat SSO clientid and...

CVE-2026-18382 Project-koku/koku-metrics-operator: koku-metrics-operator: service-account client credentials sent to user-controlled token_url

A flaw was found in koku-metrics-operator. The operator's CostManagementMetricsConfig custom resource allows a user able to edit the CR to specify an arbitrary OAuth token endpoint. When authentication.type is set to service-account, the operator sends the tenant's Red Hat SSO clientid and...

PT-2026-66461

A flaw was found in koku-metrics-operator. The operator's CostManagementMetricsConfig custom resource allows a user able to edit the CR to specify an arbitrary OAuth token endpoint. When authentication.type is set to service-account, the operator sends the tenant's Red Hat SSO client id and clien...

PT-2026-65836

Xlight FTP Server before 3.9.5 contains a pre-authentication heap buffer overflow vulnerability that allows remote unauthenticated attackers to write past the end of a heap buffer by sending a malformed SSH client identification string. A logic error in the recv loop's termination condition uses ...

@backstage/plugin-auth-backend: Unauthenticated OAuth account takeover via `redirect_uri` allowlist bypass

Impact The allowlist matching used by the experimental dynamic client registration and client ID metadata document CIMD features in @backstage/plugin-auth-backend matched glob patterns against the full URL string. A wildcard could therefore match across URL component boundaries: a pattern such as...

CVE-2026-63866

A flaw was found in the Linux kernel's mt76 Wi-Fi driver for mt7996 devices. This vulnerability occurs when the mt7996macstadeinitlink routine fails to properly clear a Wireless Client ID WCID pointer when removing a station link. This improper handling of the WCID pointer may lead to a resource...