Uptime Kuma is a self-hosted monitoring tool. In versions prior to 1.20.0 the Uptime Kuma status page allows a persistent XSS attack. Users are advised to upgrade. There are no known workarounds for this vulnerability.
- https://github.com/louislam/uptime-kuma/security/advisories/GHSA-wh8j-xr66-f296
No PoCs found on GitHub currently.