Duplicate Advisory: Hostname checks could treat trailing-dot hosts inconsistently

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-gxg4-2rrr-jhc7. This link is maintained to preserve external references. Original Description OpenClaw before 2026.5.26 contains a hostname validation vulnerability allowing attackers to bypass blocklist...

CVE-2026-53859 OpenClaw < 2026.5.26 - Hostname Validation Bypass via Trailing-Dot Inconsistency

OpenClaw before 2026.5.26 contains a hostname validation vulnerability allowing attackers to bypass blocklist comparisons using trailing-dot notation in model or workspace-derived URLs. Attackers can exploit inconsistent hostname checks to reach destinations that operators intended to block throu...

CVE-2026-53859

Technical details (affected components, root cause, specific versions, exploitation) are not publicly available in the provided documents. Monitor for updates.