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...

Insufficient Session Expiration

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Insufficient Session Expiration via misconfiguration of the CORSMiddleware module and improper session management. An attacker can gain unauthorized access and execute arbitrary code by enticing an...

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-2026-45396

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...

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-2026-45338

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-2026-39320

Name of the Vulnerable Software and Affected Versions HCL BigFix WebUI affected versions not specified Description An improper authorization issue in HCL BigFix WebUI allows an authenticated user who lacks Master Operator privileges to bypass privilege requirements. This is possible due to...

HCL BigFix WebUI 安全漏洞

HCL BigFix WebUI is a web-based administration page from HCL India. A security vulnerability exists in HCL BigFix WebUI, which stems from an authorization gap that could result in an authenticated user without appropriate privileges accessing an unauthorized page to view sensitive environmental...

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...

Open WebUI Vulnerable to Arbitrary File Upload and Path Traversal

CONFIDENTIAL KL-CAN-2024-002 Vulnerability Details | | Field | Value | |---|-------|-------| | 1 | Discoverer | Jaggar Henry & Sean Segreti of KoreLogic, Inc. | | 2 | Date Submitted | 2024.03.12 | | 3 | Title | Open WebUI Arbitrary File Upload + Path Traversal | | 5 | Affected Vendor | Open WebUI...

Arbitrary File Upload

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Arbitrary File Upload via the storedoc process. An attacker can write arbitrary files to locations outside the intended upload directory by supplying crafted filenames containing path traversal sequences in t...

Open WebUI has Improper Authorization Control

CONFIDENTIAL Vulnerability Disclosure Analysis Documentation --- Vulnerability Details | | Field | Value | |---|-------|-------| | 1 | Discoverer | Taylor Pennington of KoreLogic, Inc. | | 2 | Date Submitted | June 11, 2024 | | 3 | Title | Open WebUI Improper Authorization Control | | 5 | Affecte...