CVE-2026-33580

MediumCVSS 6.5/10Last modified Jul 24, 2026

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.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Mar 31, 2026
Last modified
Jul 24, 2026
NVD status
Analyzed

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CVE-2026-33580: Medium severity, CVSS 6.5 | Vulnix