CVE-2026-100642

SiYuan versions v2.1.0 through v3.8.4 are vulnerable to a Cross-Site Request Forgery (CSRF) flaw in the CheckAuth lock-screen pass-through branch . The root cause is the failure to validate Origin headers , which allows attackers to grant administrator access to loopback requests. By crafting mal...

CVE-2026-100642 SiYuan v2.1.0 before v3.8.4 Cross-Site Request Forgery via CheckAuth

SiYuan versions from v2.1.0 before v3.8.4 contain a cross-site request forgery vulnerability in the CheckAuth lock-screen pass-through branch that grants administrator access to loopback requests without validating Origin headers. Attackers can craft malicious web pages that force victims to...

CVE-2026-100642 SiYuan v2.1.0 before v3.8.4 Cross-Site Request Forgery via CheckAuth

SiYuan versions from v2.1.0 before v3.8.4 contain a cross-site request forgery vulnerability in the CheckAuth lock-screen pass-through branch that grants administrator access to loopback requests without validating Origin headers. Attackers can craft malicious web pages that force victims to...

CVE-2026-100642: Origin Validation Error

SiYuan versions from v2.1.0 before v3.8.4 contain a cross-site request forgery vulnerability in the CheckAuth lock-screen pass-through branch that grants administrator access to loopback requests without validating Origin headers. Attackers can craft malicious web pages that force victims to...

CVE-2026-54492

Koel (open-source music streaming) versions prior to 9.7.0 are vulnerable to an authenticated blind SSRF via the Subsonic-compatible createPodcastChannel.view route. The CreatePodcastChannelRequest.php validator omits the SafeUrl rule applied by the regular podcast API, allowing an authenticated ...

PT-2026-69985

Name of the Vulnerable Software and Affected Versions Mastodon versions prior to 4.4.21 Mastodon versions prior to 4.5.14 Mastodon versions prior to 4.6.4 Mastodon versions prior to 4.7.0-beta.1 Description A Server-Side Request Forgery SSRF protection bypass exists in the...

CVE-2026-56675: Improper Authentication

9Router is an AI router & token saver. Prior to 0.5.2, 9router treats loopback requests as trusted and allows /v1/ access without an API key, so a same-host reverse proxy that forwards public traffic to the backend through 127.0.0.1 causes src/dashboardGuard.js to misclassify external requests as...

CVE-2026-46348

Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.5.10, 4.4.17, and 4.3.23, the list of disallowed IP address ranges was lacking an IP address range that can be used to reach local IP addresses. An attacker can use an IP address in the affected range to make...

CVE-2026-50872

An issue in the loopback request handling component of fossar selfoss v2.20-SNAPSHOT allows attackers to execute arbitrary commands and obtain sensitive information via supplying a crafted HTTP request...

CVE-2026-45577

Neotoma provides versioned records that persist across agent runs. From 0.6.0 to before 0.11.1, Neotoma can treat public reverse-proxied requests as local when the app receives them over a loopback socket and no Bearer token is present. In affected deployments, the REST auth middleware can resolv...

EUVD-2026-33367

Neotoma provides versioned records that persist across agent runs. From 0.6.0 to before 0.11.1, Neotoma can treat public reverse-proxied requests as local when the app receives them over a loopback socket and no Bearer token is present. In affected deployments, the REST auth middleware can resolv...

GHSA-9GVX-VJ57-VQQX Duplicate Advisory: OpenClaw: Gateway Canvas local-direct requests bypass Canvas HTTP and WebSocket authentication

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-6mqc-jqh6-x8fc. This link is maintained to preserve external references. Original Description OpenClaw before 2026.3.23 contains an authentication bypass vulnerability in the Canvas gateway where...

CVE-2026-35634

OpenClaw before 2026.3.23 contains an authentication bypass vulnerability in the Canvas gateway where authorizeCanvasRequest unconditionally allows local-direct requests without validating bearer tokens or canvas capabilities. Attackers can send unauthenticated loopback HTTP and WebSocket request...

CVE-2026-35634

OpenClaw before 2026.3.23 contains an authentication bypass vulnerability in the Canvas gateway where authorizeCanvasRequest unconditionally allows local-direct requests without validating bearer tokens or canvas capabilities. Attackers can send unauthenticated loopback HTTP and WebSocket request...

CVE-2026-35634

OpenClaw Canvas Gateway is affected by an authentication bypass in versions before 2026.3.23. The issue stems from authorizeCanvasRequest() unconditionally allowing local-direct requests without validating bearer tokens or canvas capabilities, enabling unauthenticated loopback HTTP and WebSocket ...

CVE-2026-35634 OpenClaw < 2026.3.23 - Authentication Bypass via Local-Direct Requests in Canvas Gateway

OpenClaw before 2026.3.23 contains an authentication bypass vulnerability in the Canvas gateway where authorizeCanvasRequest unconditionally allows local-direct requests without validating bearer tokens or canvas capabilities. Attackers can send unauthenticated loopback HTTP and WebSocket request...

CVE-2026-35634 OpenClaw < 2026.3.23 - Authentication Bypass via Local-Direct Requests in Canvas Gateway

OpenClaw before 2026.3.23 contains an authentication bypass vulnerability in the Canvas gateway where authorizeCanvasRequest unconditionally allows local-direct requests without validating bearer tokens or canvas capabilities. Attackers can send unauthenticated loopback HTTP and WebSocket request...

OpenClaw: Gateway Canvas local-direct requests bypass Canvas HTTP and WebSocket authentication

Summary Before v2026.3.23, Canvas and A2UI loopback requests could bypass Canvas bearer-or-capability authentication because authorizeCanvasRequest... treated isLocalDirectRequest... as an unconditional allow path. Affected Packages / Versions - Package: openclaw npm - Affected: = 2026.3.23 -...

Improper Authentication

Overview openclaw is a 🦞 OpenClaw — Personal AI Assistant Affected versions of this package are vulnerable to Improper Authentication via the authorizeCanvasRequest function. An attacker can gain unauthorized access to HTTP and WebSocket endpoints by sending local-direct loopback requests that...

GHSA-6MQC-JQH6-X8FC OpenClaw: Gateway Canvas local-direct requests bypass Canvas HTTP and WebSocket authentication

Summary Before v2026.3.23, Canvas and A2UI loopback requests could bypass Canvas bearer-or-capability authentication because authorizeCanvasRequest... treated isLocalDirectRequest... as an unconditional allow path. Affected Packages / Versions - Package: openclaw npm - Affected: = 2026.3.23 -...