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 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...

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...

pyLoad CNL and captcha handlers allow Code Injection via unsanitized parameters

SummarypyLoad web interface contained insufficient input validation in both the Captcha script endpoint and the Click'N'Load CNL Blueprint. This flaw allowed untrusted user input to be processed unsafely, which could be exploited by an attacker to inject arbitrary content into the web UI or...

PYSEC-2026-1816 pyLoad CNL and captcha handlers allow Code Injection via unsanitized parameters

Summary pyLoad web interface contained insufficient input validation in both the Captcha script endpoint and the Click'N'Load CNL Blueprint. This flaw allowed untrusted user input to be processed unsafely, which could be exploited by an attacker to inject arbitrary content into the web UI or...

GO-2026-5816 Nebula Mesh: Web UI lacks ownership checks, enabling cross-operator access to hosts and networks (read, block, delete) in github.com/juev/nebula-mesh

Nebula Mesh: Web UI lacks ownership checks, enabling cross-operator access to hosts and networks read, block, delete in github.com/juev/nebula-mesh...

PYSEC-2026-1085 Aim Excessive Data Query Operations in a Large Data Table vulnerability

In version 3.25.0 of aimhubio/aim, a denial of service vulnerability exists. By tracking a large number of Text objects and then querying them simultaneously through the web API, the Aim web server becomes unresponsive to other requests for an extended period while processing and returning these...

PYSEC-2026-1743 Open WebUI has SSRF in /openai/models

The /openai/models endpoint in open-webui/open-webui version 0.3.8 is vulnerable to Server-Side Request Forgery SSRF. An attacker can change the OpenAI URL to any URL without checks, causing the endpoint to send a request to the specified URL and return the output. This vulnerability allows the...

Open WebUI Allows Arbitrary File Reading and Deletion

An improper access control vulnerability in open-webui/open-webui v0.3.8 allows attackers to view and delete any files. The application does not verify whether the attacker is an administrator, allowing the attacker to directly call the GET /api/v1/files/ interface to retrieve information on all...

PYSEC-2026-1740 Open WebUI Allows Admin Deletion via API Endpoint

In open-webui/open-webui version v0.3.8, there is an improper privilege management vulnerability. The application allows an attacker, acting as an admin, to delete other administrators via the API endpoint http://0.0.0.0:8080/api/v1/users/uuidadministrator. This action is restricted by the user...

PYSEC-2026-1733 Open WebUI Uncontrolled Resource Consumption vulnerability

In version v0.3.32 of open-webui/open-webui, the application allows users to submit large payloads in the email and password fields during the sign-in process due to the lack of character length validation on these inputs. This vulnerability can lead to a Denial of Service DoS condition when a us...

PYSEC-2026-1728 Open WebUI Uncontrolled Resource Consumption vulnerability

In version 0.3.32 of open-webui/open-webui, the absence of authentication mechanisms allows any unauthenticated attacker to access the api/v1/utils/code/format endpoint. If a malicious actor sends a POST request with an excessively high volume of content, the server could become completely...

PYSEC-2026-1628 MindsDB Cross-site Scripting vulnerability

A cross-site scripting XSS vulnerability exists in all versions of the MindsDB platform, enabling the execution of a JavaScript payload whenever a user enumerates an ML Engine, database, project, or dataset containing arbitrary JavaScript code within the web UI...

PYSEC-2026-1722 Open WebUI Stored Cross-Site Scripting Vulnerability

Attackers can craft a malicious prompt that coerces the language model into executing arbitrary JavaScript in the context of the web page...

PYSEC-2026-1329 esphome vulnerable to stored Cross-site Scripting in edit configuration file API

Summary Edit configuration file API in dashboard component of ESPHome version 2023.12.9 command line installation and Home Assistant add-on serves unsanitized data with “Content-Type: text/html; charset=UTF-8”, allowing remote authenticated user to inject arbitrary web script and exfiltrate sessi...

Download to arbitrary folder can lead to RCE

SummaryA web UI user can store files anywhere on the pyLoad server and gain command execution by abusing scripts. DetailsWhen a user creates a new package, a subdirectory is created within the /downloads folder to store files. This new directory name is derived from the package name, except a...

Digi International PortServer TS, Digi One SP IA

ADVISORY SUMMARY Successful exploitation of these vulnerabilities could allow an attacker to bypass authentication and gain access to restricted resources, obtain credentials, and inject malicious scripts. 2. RECOMMENDED PRACTICES CISA recommends users take defensive measures to minimize the...

CVE-2026-27844

Uncaught Exception CWE-248 in the Controller 6000 and Controller 7000 diagnostic web interface allows an authenticated and authorized operator to trigger a Controller restart by sending specific requests, resulting in a temporary denial of service. Version of Command Centre affected: 9.50 prior t...

CVE-2026-27844

Uncaught Exception CWE-248 in the Controller 6000 and Controller 7000 diagnostic web interface allows an authenticated and authorized operator to trigger a Controller restart by sending specific requests, resulting in a temporary denial of service. Version of Command Centre affected: 9.50 prior t...

CVE-2026-27844

Uncaught Exception CWE-248 in the Controller 6000 and Controller 7000 diagnostic web interface allows an authenticated and authorized operator to trigger a Controller restart by sending specific requests, resulting in a temporary denial of service. Version of Command Centre affected: 9.50 prior t...