CVE-2026-33580
CRITICAL
NVD
CVSS Score
9.8
Severity
CRITICAL
Published
Mar 31, 2026
Vendor
unknown
Description
OpenClaw before 2026.3.28 contains a missing rate limiting vulnerability in the Nextcloud Talk webhook authentication that allows attackers to brute-force weak shared secrets. Attackers who can reach the webhook endpoint can exploit this to forge inbound webhook events by repeatedly attempting authentication without throttling.