EUVD-2026-42631

Open WebUI: /api/v1/channels/id/members exposes full user model including sensitive credentials...

GHSA-73X5-H92W-XC2J Open WebUI: Private channel messages can be disclosed through cross-channel thread parent_id binding

Summary A normal authenticated user can read the content of a message in a private channel they do not belong to. GET /api/v1/channels/id/messages/messageid/thread authorizes the caller against the URL channel, but the underlying thread lookup loads the thread parent by id and returns it without...

EUVD-2026-42630

Open WebUI: Private channel messages can be disclosed through cross-channel thread parentid binding...

EUVD-2026-42629

Open WebUI: Cross-user model-list exposure via static cache key in getallmodels aiocache key= vs keybuilder= misuse...

EUVD-2026-42625

Open WebUI: Realtime endpoints accept Redis-revoked JWTs after signout/backchannel logout...

EUVD-2026-42618

Open WebUI: POST /api/v1/images/edit bypasses the global image-edit switch and the per-user image-generation permission...

GHSA-FFPJ-XV5C-P3GW Open WebUI: ReDoS in skill-mention regexes causes whole-instance DoS on default config

Summary Two regexes in backend/openwebui/utils/middleware.py that parse skill-mention tags backtrack in On² on input that contains . Both run synchronously, on the asyncio event loop, on every chat completion with no feature gate. Because the default deployment is a single uvicorn worker, one suc...

EUVD-2026-42620

Open WebUI: Scheduled automations continue after pending-user deactivation and stored model ACL revocation...

EUVD-2026-42616

Open WebUI: Stored web worker XSS via Pyodide...

GHSA-PG7V-JWJ7-P798 vulnerabilities

Vulnerabilities for packages: superset, open-webui, mlflow...

CVE-2026-59203 vulnerabilities

Vulnerabilities for packages: superset, open-webui, mlflow...

PYSEC-2026-3543 Open WebUI's API key endpoint restrictions bypassed via `x-api-key` header — full message processing on restricted endpoints

Summary Open WebUI allows admins to restrict which API endpoints an API key can access. When an API key is restricted from /api/v1/messages, requests using the Authorization: Bearer sk-... header are correctly blocked with 403. However, the same key sent via the x-api-key header bypasses the...

CVE-2026-61269

Vulnerability in the Oracle Product Workbench product of Oracle E-Business Suite component: WebUI. Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Product Workbench. Successf...

CVE-2026-63766 GPT-SoVITS 20250606v2pro OS Command Injection via webui.py

GPT-SoVITS through 20250606v2pro contains an OS command injection vulnerability in webui.py where ASR, slice, denoise, and uvr5 functions interpolate unsanitized Gradio textbox values directly into shell commands executed with shell=True. Attackers can inject shell metacharacters through path...

CVE-2026-63766

GPT-SoVITS up to 20250606v2pro is vulnerable to OS command injection in webui.py. The ASR, slice, denoise and uvr5 functions interpolate unsanitized Gradio textbox values directly into shell commands executed with shell=True, allowing attackers to inject shell metacharacters via path parameters t...

CVE-2026-63766 GPT-SoVITS 20250606v2pro OS Command Injection via webui.py

GPT-SoVITS through 20250606v2pro contains an OS command injection vulnerability in webui.py where ASR, slice, denoise, and uvr5 functions interpolate unsanitized Gradio textbox values directly into shell commands executed with shell=True. Attackers can inject shell metacharacters through path...

CVE-2026-56400

open-webui before 0.3.14 contains a cross-origin resource sharing misconfiguration allowing arbitrary origins with alloworigins= and authenticated requests to the /api/v1/functions endpoint. Attackers can execute arbitrary code on the openwebui instance by crafting malicious cross-site requests...

CVE-2026-56398

Open WebUI before 0.9.5 contains a stored cross-site scripting vulnerability in the OAuth authentication flow where the picture claim URL MIME type is inferred from file extension rather than Content-Type header, allowing SVG files to bypass the profile image validator and be stored as data URIs...

CVE-2026-56400 open-webui - Remote Code Execution via CORS Misconfiguration and Session Validation

open-webui before 0.3.14 contains a cross-origin resource sharing misconfiguration allowing arbitrary origins with alloworigins= and authenticated requests to the /api/v1/functions endpoint. Attackers can execute arbitrary code on the openwebui instance by crafting malicious cross-site requests...

CVE-2026-56400 open-webui - Remote Code Execution via CORS Misconfiguration and Session Validation

open-webui before 0.3.14 contains a cross-origin resource sharing misconfiguration allowing arbitrary origins with alloworigins= and authenticated requests to the /api/v1/functions endpoint. Attackers can execute arbitrary code on the openwebui instance by crafting malicious cross-site requests...