CVE-2026-34508
MEDIUM
NVD
CVSS Score
6.5
Severity
MEDIUM
Published
Mar 31, 2026
Vendor
unknown
Description
OpenClaw before 2026.3.12 applies rate limiting only after webhook authentication succeeds, allowing attackers to bypass rate limits and brute-force webhook secrets without triggering 429 responses. Attackers can repeatedly guess invalid secrets to discover valid credentials and subsequently submit forged Zalo webhook traffic.