CVE-2026-40302 zrok has reflected XSS in GitHub OAuth callback via unsanitized refreshInterval error rendering

zrok is software for sharing web services, files, and network resources. Prior to version 2.0.1, the proxyUi template engine uses Go's text/template which performs no HTML escaping instead of html/template. The GitHub OAuth callback handlers in both publicProxy and dynamicProxy embed the...

ha-mcp has XSS via Unescaped HTML in OAuth Consent Form

Summary The ha-mcp OAuth consent form renders user-controlled parameters via Python f-strings with no HTML escaping. An attacker who can reach the OAuth endpoint and convince the server operator to follow a crafted authorization URL could execute JavaScript in the operator's browser. This affects...

FileBrowser Quantum: Stored XSS in public share page via unsanitized share metadata (text/template misuse)

Summary Stored XSS is possible via share metadata fields e.g., title, description that are rendered into HTML for /public/share/ without context-aware escaping. The server uses text/template instead of html/template, allowing injected scripts to execute when victims visit the share URL. Details T...

GHSA-8WHX-V8QQ-PQ64 changedetection.io has Reflected XSS in its RSS Tag Error Response

A reflected cross-site scripting XSS vulnerability was identified in the /rss/tag/ endpoint of changedetection.io. The taguuid path parameter is reflected directly in the HTTP response body without HTML escaping. Since Flask returns text/html by default for plain string responses, the browser...