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CVE-2026-41351

MEDIUM CVSS: 5.3 Published: 2026-04-23 Modified: 2026-06-17

Description

OpenClaw before 2026.3.31 contains a replay detection bypass vulnerability in webhook signature handling that treats Base64 and Base64URL encoded signatures as distinct requests. Attackers can re-encode Telnyx webhook signatures to bypass replay detection while maintaining valid signature verification.

Affected Platforms

Openclaw Openclaw

Weakness Type

CWE-294

References