PYSEC-2026-2624 mcp-memory-service: Missing Authentication on Document API Endpoints Allows Unauthenticated Memory Read/Write/Delete

Missing Authentication on Document API Endpoints Allows Unauthenticated Memory Read/Write/Delete Summary All HTTP routes under /api/documents/ in mcp-memory-service are served without any authentication dependency, even when the server is configured with an API key MCPAPIKEY or OAuth. An...

EUVD-2026-42126

mem0's openmemory/api component contains an unauthenticated access vulnerability that allows unauthenticated attackers to read, write, and delete arbitrary user memories by accessing API routers registered without authentication middleware. Attackers can supply arbitrary userid parameters or...

CVE-2026-59705

CVE-2026-59705 concerns mem0’s openmemory/api component, where an unauthenticated access flaw allows reading, writing, and deleting arbitrary user memories via API routers registered without authentication middleware. Attackers can supply arbitrary user_id parameters or directly access memory ret...

PT-2026-55277

Name of the Vulnerable Software and Affected Versions mcp-memory-service affected versions not specified Description All HTTP routes under the /api/documents/ endpoint are served without authentication, even when the server is configured with an API key MCP API KEY or OAuth. This allows an...

CVE-2026-44570 Open WebUI: Inconsistent authorization controls within memories API

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.6.19, authorization controls surrounding the memories API were inconsistent, resulting in the ability of a standard user to delete, restore, and view the contents of other users' memories...

CVE-2026-44570

CVE-2026-44570 affects Open WebUI prior to version 0.6.19, where authorization controls around the memories API were inconsistent. A non-admin user could query, view, delete, or attempt to modify another user’s memories via endpoints such as POST /api/v1/memories/query, POST /api/v1/memories/{mem...

Open WebUI 安全漏洞

Open WebUI is an open-source, scalable, feature-rich, and user-friendly self-hosted WebUI. Versions of Open WebUI prior to 0.6.19 contained security vulnerabilities. These vulnerabilities stemmed from inconsistent authorization controls in the memory API, allowing standard users to delete, restor...

CVE-2026-31241

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...