CVE-2026-41351
MEDIUM
NVD
CVSS Score
5.3
Severity
MEDIUM
Published
Apr 23, 2026
Vendor
unknown
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.