3303 matches found
CVE-2026-59218 Open WebUI: Account enumeration via observable login timing discrepancy
Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. Prior to 0.10.0, the /api/v1/auths/signin endpoint looked users up by email and only ran bcrypt password verification when a credential existed, making registered-account attempts measurably slower than...
CVE-2026-59218 Open WebUI: Account enumeration via observable login timing discrepancy
Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. Prior to 0.10.0, the /api/v1/auths/signin endpoint looked users up by email and only ran bcrypt password verification when a credential existed, making registered-account attempts measurably slower than...
CVE-2026-59214 Open WebUI: Stored web worker XSS via Pyodide
Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. Prior to 0.10.0, Open WebUI runs client-side Python with Pyodide in a same-origin web worker, allowing stored chat payloads that use pyodide.http.pyfetch or the js module fetch and XMLHttpRequest APIs to issue...
CVE-2026-59214 Open WebUI: Stored web worker XSS via Pyodide
Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. Prior to 0.10.0, Open WebUI runs client-side Python with Pyodide in a same-origin web worker, allowing stored chat payloads that use pyodide.http.pyfetch or the js module fetch and XMLHttpRequest APIs to issue...
CVE-2026-59214
Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. Prior to 0.10.0, Open WebUI runs client-side Python with Pyodide in a same-origin web worker, allowing stored chat payloads that use pyodide.http.pyfetch or the js module fetch and XMLHttpRequest APIs to issue...
CVE-2026-59214
Open WebUI (self-hosted AI platform) is affected by a vulnerability described as a stored web worker XSS via Pyodide. Prior to version 0.10.0, the platform runs client-side Python with Pyodide inside a same-origin web worker, which could allow stored chat payloads using pyodide.http.pyfetch or th...
PT-2026-56888
Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.8.12 through 0.9.x Description An authenticated non-admin user with read access to an arena wrapper model can access a restricted underlying model. This occurs because task endpoints, such as...
PT-2026-56829
Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.9.2 through 0.9.x Description An issue exists in the SKILL MENTION RE and strip re regular expressions within the backend/open webui/utils/middleware.py file. These expressions parse skill mentions in the format using...
PT-2026-56989
Name of the Vulnerable Software and Affected Versions Hermes WebUI versions prior to 0.51.788 Description An unauthenticated remote code execution issue allows remote attackers to execute arbitrary shell commands. This is achieved by accessing embedded terminal API endpoints without credentials...
PT-2026-56988
Name of the Vulnerable Software and Affected Versions Hermes WebUI versions prior to 0.51.307 Description An authentication bypass exists that allows unauthenticated remote attackers to circumvent local-origin IP restrictions on onboarding endpoints. This is achieved by supplying a spoofed...
PT-2026-56883
Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.10.0 Description The file upload path fails to apply the necessary write-access checks when the metadata.knowledge id variable is provided. This allows users with read-only permissions to bypass the security...
PT-2026-56884
Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.9.0 through 0.9.x Description When Redis is configured, the authentication process for Socket.IO connect, user-join, join-channels, join-note, and the terminal websocket first-message uses the decode token function withou...
PT-2026-56828
Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.10.0 Description The '/api/v1/auths/signin' endpoint performs user lookups by email and only executes bcrypt password verification if a matching credential is found. This creates a timing difference where request...
PT-2026-56882
Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.10.0 Description Authenticated users can execute Python code or tools within another user's session. This occurs because the get event call function delivers execute:python and execute:tool Socket.IO events to a...
PT-2026-56881
Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.10.0 Description An issue exists in the channel thread parent and reply handling where the parent id is not bound to the channel in the URL. This allows an authenticated user to reference a message from a differe...
PT-2026-56880
Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.6.27 through 0.9.x Description The get all models handlers in routers/openai.py and routers/ollama.py incorrectly pass a lambda to the aiocache key instead of the key builder. This causes permission-filtered per-user mode...
PT-2026-56831
Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.8.11 through 0.9.x Description An issue exists where the 'POST /api/v1/images/edit' endpoint only requires a verified account and fails to enforce the global image-edit switch or per-user image-generation permissions. Thi...
PT-2026-56832
Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.6.16 through 0.9.x Description The Socket.IO server is configured with always connect=True, which allows the ydoc:awareness:update and ydoc:document:leave Socket.IO handlers to accept collaborative-document events without...
PT-2026-56827
Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.10.0 Description Open WebUI runs client-side Python using Pyodide a Python distribution for the browser within a same-origin web worker. This allows stored chat payloads to utilize pyodide.http.pyfetch, the js...