Report: CVE-2026-28449 - OpenClaw < 2026.2.25 - Webhook Replay Attack via Missing Durable Replay Suppression

Report: CVE-2026-28449 - OpenClaw < 2026.2.25 - Webhook Replay Attack via Missing Durable Replay Suppression

CVE ID :CVE-2026-28449 Published : March 19, 2026, 2:16 a.m. | 1 hour, 6 minutes ago Description :OpenClaw versions prior to 2026.2.25 lack durable replay state for Nextcloud Talk webhook events, allowing valid signed webhook requests to be replayed without suppression. Attackers can capture and replay previously valid signed webhook requests to trigger duplicate inbound message processing and cause integrity or availability issues. Severity: 6.3 | MEDIUM Visit the link for more details, such as CVSS details, affected products, timeline, and more...

CVE Details

Severity
MEDIUM
Published
March 19, 2026