CVE-2026-33580

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.
Configurations

Configuration 1 (hide)

cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*

History

01 Apr 2026, 18:54

Type Values Removed Values Added
References () https://github.com/openclaw/openclaw/commit/e403decb6e20091b5402780a7ccd2085f98aa3cd - () https://github.com/openclaw/openclaw/commit/e403decb6e20091b5402780a7ccd2085f98aa3cd - Patch
References () https://github.com/openclaw/openclaw/security/advisories/GHSA-9528-x887-j2fp - () https://github.com/openclaw/openclaw/security/advisories/GHSA-9528-x887-j2fp - Vendor Advisory
References () https://www.vulncheck.com/advisories/openclaw-brute-force-attack-via-missing-rate-limiting-on-webhook-shared-secret-authentication - () https://www.vulncheck.com/advisories/openclaw-brute-force-attack-via-missing-rate-limiting-on-webhook-shared-secret-authentication - Third Party Advisory
CPE cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*
First Time Openclaw openclaw
Openclaw

31 Mar 2026, 18:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : 9.8
v2 : unknown
v3 : 6.5

31 Mar 2026, 15:16

Type Values Removed Values Added
New CVE

Information

Published : 2026-03-31 15:16

Updated : 2026-04-01 18:54


NVD link : CVE-2026-33580

Mitre link : CVE-2026-33580

CVE.ORG link : CVE-2026-33580


JSON object : View

Products Affected

openclaw

  • openclaw
CWE
CWE-307

Improper Restriction of Excessive Authentication Attempts