Open WebUI has a CORS misconfiguration and session validation issue

GitHub Security Lab GHSL Vulnerability Report, open-webui: GHSL-2024-174, GHSL-2024-175 The GitHub Security Lab team has identified potential security vulnerabilities in open-webui. We are committed to working with you to help resolve these issues. In this report you will find everything you need...

PT-2026-39670

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.6.10 Description An issue exists where the application does not validate or sanitize the filename of uploaded audio files, deriving it directly from the original HTTP upload request. This allows users to include...

CVE-2026-44226: Generation of Error Message Containing Sensitive Information

pyLoad is a free and open-source download manager written in Python. Prior to 0.5.0b3.dev100, pyload-ng WebUI returns full Python traceback details to clients on unhandled exceptions. Because /web/ is reachable without authentication and renders attacker-controlled template names, an...

CVE-2026-45396

creationtimestamp| type| source ---|---|--- 2026-05-10 19:34:32+00:00| published-proof-of-concept| https://github.com/open-webui/open-webui/security/advisories/GHSA-rjmp-vjf2-qf4g...

CVE-2026-45395

creationtimestamp| type| source ---|---|--- 2026-05-10 19:34:01+00:00| published-proof-of-concept| https://github.com/open-webui/open-webui/security/advisories/GHSA-p4fx-23fq-jfg6...

PT-2026-41181

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.8.9 Description When a non-administrative user logs into the application, a web request to the '/api/models?' endpoint is initiated. The response from this request reveals the system prompts of available models...

PT-2026-41175

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.5.7 Description An issue exists where a user can modify another user's model regardless of whether its visibility is set to Private. By altering access permissions during the editing process, unauthorized access...

PT-2026-41187

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.9.5 Description An Insecure Direct Object Reference IDOR exists in the Channels feature, which allows any member of a channel to modify messages sent by other members, including administrators. In the update...

CVE-2026-45346

creationtimestamp| type| source ---|---|--- 2026-05-09 22:20:05+00:00| published-proof-of-concept| https://github.com/open-webui/open-webui/security/advisories/GHSA-r29h-37fj-x2w6...

CVE-2026-42571 Privilege Escalation Attack affecting Pelican Web UI

Pelican is a platform for creating data federations. From versions 7.21.0 to before 7.21.5, 7.22.0 to before 7.22.3, 7.23.0 to before 7.23.3, and 7.24.0 to before 7.24.2, there is a a privilege escalation vulnerability affecting Pelican's Web User Interface WebUI. This attack allows any user...

CVE-2026-42571 Privilege Escalation Attack affecting Pelican Web UI

Pelican is a platform for creating data federations. From versions 7.21.0 to before 7.21.5, 7.22.0 to before 7.22.3, 7.23.0 to before 7.23.3, and 7.24.0 to before 7.24.2, there is a a privilege escalation vulnerability affecting Pelican's Web User Interface WebUI. This attack allows any user...

CVE-2026-45338

creationtimestamp| type| source ---|---|--- 2026-05-09 19:11:52+00:00| published-proof-of-concept| https://github.com/open-webui/open-webui/security/advisories/GHSA-24c9-2m8q-qhmh...

CVE-2026-45314

creationtimestamp| type| source ---|---|--- 2026-05-09 08:02:43+00:00| published-proof-of-concept| https://github.com/open-webui/open-webui/security/advisories/GHSA-3856-3vxq-m6fc...

CVE-2025-15634

A missing authorization vulnerability in HCL BigFix WebUI allows an authenticated user without proper permissions to view sensitive environmental information via direct URL access to the unauthorized page...

CVE-2025-15634 HCL BigFix WebUI is affected by a missing authorization vulnerability

A missing authorization vulnerability in HCL BigFix WebUI allows an authenticated user without proper permissions to view sensitive environmental information via direct URL access to the unauthorized page...

CVE-2025-15634

A missing authorization vulnerability in HCL BigFix WebUI allows an authenticated user without proper permissions to view sensitive environmental information via direct URL access to the unauthorized page...

CVE-2025-15633 HCL BigFix WebUI is affected by an improper authorization vulnerability

An improper authorization vulnerability in HCL BigFix WebUI allows an authenticated user without Master Operator privileges to access internal data site names, versions, and configuration variables and bypass privilege requirements via unprotected endpoints lacking adequate security headers...

CVE-2025-15633

The CVE describes an improper authorization flaw in HCL BigFix WebUI. An authenticated user lacking Master Operator privileges can access internal data (site names, versions, configuration variables) via unprotected endpoints that do not enforce security headers. This indicates a privilege check ...

PT-2026-39321

Name of the Vulnerable Software and Affected Versions HCL BigFix WebUI affected versions not specified Description A missing authorization flaw allows an authenticated user lacking necessary permissions to access sensitive environmental information by navigating directly to an unauthorized page v...

CVE-2025-15633: Incorrect Authorization

An improper authorization vulnerability in HCL BigFix WebUI allows an authenticated user without Master Operator privileges to access internal data site names, versions, and configuration variables and bypass privilege requirements via unprotected endpoints lacking adequate security headers...