Open WebUI: Unauthenticated endpoint can trigger embedding generation (cost/DoS)

SummaryGET /api/v1/memories/ef is accessible without authentication and executes request.app.state.EMBEDDINGFUNCTION.... This allows any unauthenticated caller to trigger embedding generation which can lead to direct cost exposure if a paid provider is used.Code reference:...

PYSEC-2026-2634 mem0 server lacks authentication and authorization controls for its memory deletion API endpoint

The mem0 1.0.0 server lacks authentication and authorization controls for its memory deletion API endpoint DELETE /memories. The endpoint allows unauthenticated users to delete memory records by specifying arbitrary user identifiers e.g., userid, runid, agentid in the request query parameters. A...

PT-2026-59283

The mem0 1.0.0 server lacks authentication and authorization controls for its memory creation API endpoint POST /memories. The endpoint allows unauthenticated users to submit arbitrary memory records without verifying their identity or permissions. A remote attacker can exploit this by sending...

Open WebUI Authentication DoS

The vulnerability of the Open WebUI web interface is related to the lack of authentication during the processing of the final endpoint /api/v1/memories/ef. Exploiting this vulnerability allows a malicious actor to cause service failures by sending a specially crafted GET request...

EUVD-2026-30665

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.0, GET /api/v1/memories/ef is accessible without authentication and executes request.app.state.EMBEDDINGFUNCTION.... This allows any unauthenticated caller to trigger embedding generati...

Open WebUI security vulnerabilities

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted WebUI under open source. Versions of Open WebUI prior to 0.8.0 contained security vulnerabilities. These vulnerabilities stemmed from the GET /api/v1/memories/ef endpoint, which could trigger embedded generation without...

Open WebUI: Unauthenticated endpoint can trigger embedding generation (cost/DoS)

Summary GET /api/v1/memories/ef is accessible without authentication and executes request.app.state.EMBEDDINGFUNCTION.... This allows any unauthenticated caller to trigger embedding generation which can lead to direct cost exposure if a paid provider is used. Code reference:...

Missing Authorization

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Missing Authorization via the /api/v1/memories/ef endpoint. An attacker can trigger embedding generation and consume computational resources or incur costs by making unauthenticated requests to this endpoint...

EUVD-2026-29566

The mem0 1.0.0 server lacks authentication and authorization controls for its memory reset and table re-creation functionality accessible via the DELETE /memories endpoint. An unauthenticated attacker can send a DELETE request that triggers a reset operation, leading to the execution of a CREATE...

EUVD-2026-29565

The mem0 v1.0.0 server lacks authentication and authorization controls for its memory reset functionality accessible via the DELETE /memories endpoint. An unauthenticated attacker can send a DELETE request that triggers a reset operation, leading to the execution of a DROP TABLE SQL statement. Th...

EUVD-2026-29568

The mem0 1.0.0 server lacks authentication and authorization controls for its memory creation API endpoint POST /memories. The endpoint allows unauthenticated users to submit arbitrary memory records without verifying their identity or permissions. A remote attacker can exploit this by sending...

CVE-2026-31243

The mem0 1.0.0 server lacks authentication and authorization controls for its memory reset and table re-creation functionality accessible via the DELETE /memories endpoint. An unauthenticated attacker can send a DELETE request that triggers a reset operation, leading to the execution of a CREATE...

CVE-2026-31242

The mem0 v1.0.0 server lacks authentication and authorization controls for its memory reset functionality accessible via the DELETE /memories endpoint. An unauthenticated attacker can send a DELETE request that triggers a reset operation, leading to the execution of a DROP TABLE SQL statement. Th...

CVE-2026-31245

The mem0 1.0.0 server lacks authentication and authorization controls for its memory creation API endpoint POST /memories. The endpoint allows unauthenticated users to submit arbitrary memory records without verifying their identity or permissions. A remote attacker can exploit this by sending...

PT-2026-40320

The mem0 1.0.0 server lacks authentication and authorization controls for its memory reset and table re-creation functionality accessible via the DELETE /memories endpoint. An unauthenticated attacker can send a DELETE request that triggers a reset operation, leading to the execution of a CREATE...

EUVD-2025-37228

LibreChat version 0.7.9 is vulnerable to a Denial of Service DoS attack due to unbounded parameter values in the /api/memories endpoint. The key and value parameters accept arbitrarily large inputs without proper validation, leading to a null pointer error in the Rust-based backend when excessive...

CVE-2025-8849

LibreChat version 0.7.9 is vulnerable to a Denial of Service DoS attack due to unbounded parameter values in the /api/memories endpoint. The key and value parameters accept arbitrarily large inputs without proper validation, leading to a null pointer error in the Rust-based backend when excessive...

LibreChat resource management error vulnerability

LibreChat is an enhanced ChatGPT clone by Danny Avila Personal Developer. A resource management error vulnerability exists in LibreChat version 0.7.9, which stems from the /api/memories endpoint not limiting the size of parameter values, which could lead to a denial of service attack...

CVE-2025-8849 Denial of Service in danny-avila/librechat

LibreChat version 0.7.9 is vulnerable to a Denial of Service DoS attack due to unbounded parameter values in the /api/memories endpoint. The key and value parameters accept arbitrarily large inputs without proper validation, leading to a null pointer error in the Rust-based backend when excessive...

CVE-2025-8849 Denial of Service in danny-avila/librechat

LibreChat version 0.7.9 is vulnerable to a Denial of Service DoS attack due to unbounded parameter values in the /api/memories endpoint. The key and value parameters accept arbitrarily large inputs without proper validation, leading to a null pointer error in the Rust-based backend when excessive...