Popular german Website (owned by ) stuck on login with Brave

Please debug the Login of www.-kleinanzeigen.de This problem exists since I started using Brave, does´t matter which OS! I do not experience this problem on Chrome or Safari. I found an closed thread form march, reporting same problem: Bug reporting: Kleinanzeigen login freezes

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The Historian Whitewashing Ukraine's Past – Foreign Policy

Getting STOD (stuck triangle of doom) trying to log in to `account.brave.com` using `Private window` · Issue #27481 · brave/brave-browser · GitHub

These Web Browsers Are Sending Companies Your History or Personal Data

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Can't access websites (your connection to this site is not secure) - Browser Support - Brave Community

Brave browser hangs while loading different sites - Desktop Support - Brave Community

Login pop-ups don't work in Brave - Desktop Support - Brave Community

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Brave Browser stuck on Cloudflare loop - Desktop Support - Brave Community

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Unpacking Google's new “dangerous” Web-Environment-Integrity specification