GHSA-JGX9-JR5X-MVPV Open WebUI has Blind Server Side Request Forgery in its Image Edit Functionality

Summary There is a blind server side request forgery in the functionality that allows editing an image via a prompt. The affected function will perform a GET request on the URL provided by the user. There is no restriction on the domain of the provided URL allowing the local address space to be...

GHSA-VJM7-M4XH-7WRC Open WebUI vulnerable to Stored XSS via iFrame embeds in response messages

Summary Manually modifying chat history allows setting the embeds property on a response message, the content of which is loaded into an iFrame with a sandbox that has allow-scripts and allow-same-origin set, ignoring the "iframe Sandbox Allow Same Origin" configuration. This enables stored XSS o...

Cross-site Scripting (XSS)

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Cross-site Scripting XSS in the rendering of chat messages containing certain HTML tags using the @html functionality in Svelte. An attacker can execute arbitrary JavaScript in the context of a user's browser...

Open WebUI vulnerable to stored XSS via unescaped markdown token in MarkdownTokens.svelte leading to full account takeover and RCE via functions

Summary A vulnerability in the way certain html tags in chat messages are rendered allows attackers to inject JavaScript code into a chat transcript. The JavaScript code will be executed in the user's browser every time that chat transcript is opened, allowing attackers to retrieve the user's...

Open WebUI allows limited stored XSS vila uploaded html file

Summary Low privileged users can upload HTML files which contain JavaScript code via the /api/v1/files/ backend endpoint. This endpoint returns a file id, which can be used to open the file in the browser and trigger the JavaScript code in the user's browser. Under the default settings, files...

CVE-2025-12799 Jastow: jastow cross-site scripting attack due to unsanitized uri

A flaw was found in Jastow. Jastow is vulnerable to Cross-Site Scripting XSS attack. If using a set of combined configuration to allow unescaped characters in URL with embedded Undertow and Jastow, a server might be vulnerable to improper input handling...

CVE-2025-12799

A flaw was found in Jastow. Jastow is vulnerable to Cross-Site Scripting XSS attack. If using a set of combined configuration to allow unescaped characters in URL with embedded Undertow and Jastow, a server might be vulnerable to improper input handling...

EUVD-2025-210439

A flaw was found in Jastow. Jastow is vulnerable to Cross-Site Scripting XSS attack. If using a set of combined configuration to allow unescaped characters in URL with embedded Undertow and Jastow, a server might be vulnerable to improper input handling...

CVE-2026-23698

Vtiger CRM through 8.4.0 contains an authenticated remote code execution vulnerability in the admin module import feature that allows administrator-level attackers to upload arbitrary PHP files by submitting a crafted zip archive through the ModuleManager import function, which extracts contents...

EUVD-2026-42054

Vtiger CRM through 8.4.0 contains an authenticated remote code execution vulnerability in the admin module import feature that allows administrator-level attackers to upload arbitrary PHP files by submitting a crafted zip archive through the ModuleManager import function, which extracts contents...

CVE-2026-23698 Vtiger CRM 8.4.0 Authenticated RCE via Module Import File Upload

Vtiger CRM through 8.4.0 contains an authenticated remote code execution vulnerability in the admin module import feature that allows administrator-level attackers to upload arbitrary PHP files by submitting a crafted zip archive through the ModuleManager import function, which extracts contents...

CVE-2026-23698 Vtiger CRM 8.4.0 Authenticated RCE via Module Import File Upload

Vtiger CRM through 8.4.0 contains an authenticated remote code execution vulnerability in the admin module import feature that allows administrator-level attackers to upload arbitrary PHP files by submitting a crafted zip archive through the ModuleManager import function, which extracts contents...

CVE-2026-23698

Vtiger CRM up to 8.4.0 is affected by an authenticated remote code execution vulnerability in the admin ModuleManager import feature. A privileged administrator can upload a crafted ZIP archive which is extracted directly into the web root’s modules/ directory without proper file-type validation ...

PYSEC-2026-1078 AutoGPT is Vulnerable to RCE via Disabled Block Execution

Summary AutoGPT Platform's block execution endpoints both main web API and external API allow executing blocks by UUID without checking the disabled flag. Any authenticated user can execute the disabled BlockInstallationBlock, which writes arbitrary Python code to the server filesystem and execut...

PYSEC-2026-2051 Weblate command-line client susceptible to SSL verification skip

Impact The SSL verification would be skipped for some crafted URLs. Patches https://github.com/WeblateOrg/wlc/pull/1097 Workarounds Avoid using untrusted wlc configurations, as that might cause insecure connections. References This issue was reported to us by wh1zee via HackerOne...

PYSEC-2026-2052 Weblate wlc has insecure API key configuration

Impact Historically, wlc supported providing unscoped API keys in the setting. This practice was discouraged for years, but the code was never removed. This might cause the API key to be used against different server. Patches https://github.com/WeblateOrg/wlc/pull/1098 Workarounds Remove unscoped...

PYSEC-2026-1097 AIOHTTP vulnerable to brute-force leak of internal static file path components

Summary Path normalization for static files prevents path traversal, but opens up the ability for an attacker to ascertain the existence of absolute path components. Impact If an application uses web.static not recommended for production deployments, it may be possible for an attacker to ascertai...

PYSEC-2026-1726 Open WebUI vulnerable to Server-Side Request Forgery (SSRF) via Arbitrary URL Processing in /api/v1/retrieval/process/web

Summary A Server-Side Request Forgery SSRF vulnerability in Open WebUI allows any authenticated user to force the server to make HTTP requests to arbitrary URLs. This can be exploited to access cloud metadata endpoints AWS/GCP/Azure, scan internal networks, access internal services behind...

PYSEC-2026-1596 HTTP/HTTPS Traffic Interception Bypass in mad-proxy

A vulnerability in mad-proxy versions = 0.3 allows attackers to bypass HTTP/HTTPS traffic interception rules, potentially exposing sensitive traffic...

PYSEC-2026-1192 arcade-mcp-server Has Default Hardcoded Worker Secret That Allows Full Unauthorized Access to All HTTP MCP Worker Endpoints

Summary The arcade-mcp HTTP server uses a hardcoded default worker secret "dev" that is never validated or overridden during normal server startup. As a result, any unauthenticated attacker who knows this default key can forge valid JWTs and fully bypass the FastAPI authentication layer. This...