CVE-2026-45401: Server-Side Request Forgery (SSRF)

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.5, the validateurl function in backend/openwebui/retrieval/web/utils.py only validates the initial URL submitted by the caller. The HTTP clients used downstream sync requests, async...

Open WebUI 代码问题漏洞

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted WebUI under open source. Versions of Open WebUI prior to 0.9.5 had code vulnerabilities. These vulnerabilities stemmed from the validateurl function, which only verified the initial URL without verifying the redirection...

CVE-2026-44557: Incorrect Authorization

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the validatecollectionaccess function uses an incomplete allowlist that only enforces ownership checks for collections matching user-memory- and file- patterns. All other collection...

CVE-2026-45365: Improper Authorization

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.11, an internal-only bypassfilter parameter is exposed on the /openai/chat/completions and /ollama/api/chat HTTP endpoints via FastAPI query string binding, allowing any authenticated...

CVE-2026-45317: Improper Input Validation

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.3, an application-wide Cross-Site Request Forgery CSRF vulnerability was found Open-WebUl's image uploading functionality. An attacker can set an image URL to a malicious endpoint,...

CVE-2026-45386: Authorization Bypass Through User-Controlled Key

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.5, Pin/Unpin is a write operation modifies the message's ispinned , pinnedby, pinnedat fields, but in standard channels it only checks read permission, allowing users with read-only...

Open WebUI 授权问题漏洞

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted WebUI under open source. Versions of Open WebUI prior to 0.5.7 had an authorization issue vulnerability. This vulnerability stems from the ability for users to change access permissions during editing, potentially leading to...

Open WebUI 安全漏洞

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted WebUI under open source. Versions of Open WebUI prior to 0.9.0 contained security vulnerabilities. These vulnerabilities stemmed from the GET /api/v1/channels/id/members endpoint, which only checked group and DM channel type...

CVE-2026-44565: Improper Limitation of a Pathname to a Restricted Directory

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.6.10, when uploading an audio file, the name of the file is derived from the original HTTP upload request and is not validated or sanitized. This allows for users to upload files with nam...

Open WebUI 安全漏洞

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted WebUI under the open source Open WebUI project. Versions of Open WebUI prior to 0.9.0 contained security vulnerabilities. These vulnerabilities stemmed from the isuserchannelmember function, which checked whether the...

Open WebUI 输入验证错误漏洞

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted WebUI under open source. Prior to Open WebUI 0.9.3, there was a vulnerability related to input validation errors. This vulnerability stemmed from the image upload feature’s cross-site request forgeing mechanism, which could...

CVE-2026-44561: Incorrect Authorization

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the isuserchannelmember function checks whether a ChannelMember row exists but does not check the isactive field. When a user is deactivated from a group or DM channel removed by the...

CVE-2026-45351: Exposure of Sensitive Information to an Unauthorized Actor

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.9, when a regular user non-admin logs into the application, a http://IP:8080/api/models? web request is initiated by the application and in response, it reveals the system prompt of...

CVE-2026-45347: Server-Side Request Forgery (SSRF)

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.5.11, there is a blind server side request forgery SSRF via the PDF generate function. In the PDF export, user inputs are interpreted as HTML and embedded into the PDF. According to tests...

Open WebUI 代码问题漏洞

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted WebUI under open source. Versions of Open WebUI prior to 0.5.11 have code vulnerabilities. These vulnerabilities stem from the PDF export feature, where user input is interpreted as HTML and embedded in PDFs. Additionally,...

Open WebUI 安全漏洞

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted WebUI under open source. Versions of Open WebUI prior to 0.9.0 contained security vulnerabilities. These vulnerabilities stemmed from the router not calling filterallowedaccessgrants during path creation or updates...

CVE-2026-44566: Improper Limitation of a Pathname to a Restricted Directory

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.1.124, when attaching files to a promp, the name of the file is derived from the original HTTP upload request and is not validated or sanitized. This allows for users to upload files with...

Open WebUI 跨站脚本漏洞

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted WebUI that is open source. Versions of Open WebUI prior to 0.9.3 had a cross-site scripting vulnerability. This vulnerability stemmed from the XLSX.utils.sheettohtml function, which was rendered using @html excelHtml without...

Open WebUI 跨站脚本漏洞

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted WebUI under open source. Versions of Open WebUI prior to 0.9.0 contained a cross-site scripting vulnerability. This vulnerability stemmed from stored-xss attacks, which could allow users with model creation permissions to...

CVE-2026-44721: Improper Neutralization of Input During Web Page Generation

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, a stored cross-site scripting XSS vulnerability that allows any authenticated user with model creation permission workspace.models to execute arbitrary JavaScript in the browser of a...