CVE-2026-54011 Open WebUI: Stored XSS in Mermaid Markdown Preview

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.6,Open WebUI renders Mermaid blocks from Markdown files in the file preview panel and inserts the generated SVG into the DOM using innerHTML. Because Mermaid is configured with...

Open WebUI: Stored XSS in Mermaid Markdown Preview

Summary Open WebUI renders Mermaid blocks from Markdown files in the file preview panel and inserts the generated SVG into the DOM using innerHTML. Because Mermaid is configured with securityLevel: 'loose', attacker-controlled Mermaid content can be rendered unsafely in this flow. A working paylo...

Linux Distros Unpatched Vulnerability : CVE-2021-22242

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Insufficient input sanitization in Mermaid markdown in GitLab CE/EE version 11.4 and up allows an attacker to exploit a stored cross-site scripting vulnerabilit...

BIT-GITLAB-2021-22242

Insufficient input sanitization in Mermaid markdown in GitLab CE/EE version 11.4 and up allows an attacker to exploit a stored cross-site scripting vulnerability via a specially-crafted markdown...

GitLab 11.4 < 13.12.9 / 14.0 < 14.0.7 / 14.1 < 14.1.2 (CVE-2021-22242)

The version of GitLab installed on the remote host is affected by a vulnerability, as follows: - Insufficient input sanitization in Mermaid markdown in GitLab CE/EE version 11.4 and up allows an attacker to exploit a stored cross-site scripting vulnerability via a specially-crafted markdown...

Cross-site Scripting (XSS)

gitlab is vulnerable to Cross-site Scripting XSS. The vulnerability exists due to the insufficient input sanitization in Mermaid markdown of the library, allowing an attacker to inject and execute malicious javascript...

CVE-2021-22242

Insufficient input sanitization in Mermaid markdown in GitLab CE/EE version 11.4 and up allows an attacker to exploit a stored cross-site scripting vulnerability via a specially-crafted markdown...

CVE-2021-22242

Insufficient input sanitization in Mermaid markdown in GitLab CE/EE version 11.4 and up allows an attacker to exploit a stored cross-site scripting vulnerability via a specially-crafted markdown...

Cross site scripting

Insufficient input sanitization in Mermaid markdown in GitLab CE/EE version 11.4 and up allows an attacker to exploit a stored cross-site scripting vulnerability via a specially-crafted markdown...

UBUNTU-CVE-2021-22242

Insufficient input sanitization in Mermaid markdown in GitLab CE/EE version 11.4 and up allows an attacker to exploit a stored cross-site scripting vulnerability via a specially-crafted markdown...

CVE-2021-22242

Removed by vendor...

CVE-2021-22242

Insufficient input sanitization in Mermaid markdown in GitLab CE/EE version 11.4 and up allows an attacker to exploit a stored cross-site scripting vulnerability via a specially-crafted markdown...

GitLab 跨站脚本漏洞

GitLab is a Ruby on Rails-developed, self-hosted, Git version control system project repository application from the American company GitLab. The program can be used to view a project's file contents, commit history, bug lists, and more. A cross-site scripting vulnerability exists in GitLab CE/EE...

PT-2021-6533 · Gitlab · Gitlab Ce/Ee +1

Name of the Vulnerable Software and Affected Versions: GitLab CE/EE versions 11.4 and up Description: The issue is related to insufficient input sanitization in Mermaid markdown, allowing a remote attacker to exploit a stored cross-site scripting vulnerability via a specially-crafted markdown. Th...