CVE-2026-53839 - OpenClaw < 2026.5.7 - Hostname Prefix Matching Bypass in Trusted Retry Endpoint Validation

CVE-2026-53839 - OpenClaw < 2026.5.7 - Hostname Prefix Matching Bypass in Trusted Retry Endpoint Validation

https://cvefeed.io/rssfeed/latest.atom / Sat, 06/13/2026 - 02:44
CVE ID :CVE-2026-53839
Published : June 12, 2026, 10:16 p.m. | 1 hour, 32 minutes ago
Description :OpenClaw before 2026.5.7 contains a hostname validation vulnerability in retry endpoint checks that allows matching hostname prefixes instead of exact hostnames. Attackers can exploit this by crafting a hostname prefix resembling a trusted host to send authentication material to untrusted endpoints.
Severity: 6.5 | MEDIUM
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