OpenClaw < 2026.3.28 - Brute Force Attack via Missing Rate Limiting on Webhook Shared Secret Authentication
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| OpenClaw | OpenClaw | unaffected |
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No data.
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| Openclaw | Openclaw |
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| Source | ID | Title |
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Github GHSA |
GHSA-9528-x887-j2fp | OpenClaw's Nextcloud Talk webhook missing rate limiting on shared secret authentication |
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.371% probability within 30 days)
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| Metrics |
ssvc
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| Metrics |
cvssV3_1
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cvssV3_1
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| 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. | |
| Title | OpenClaw < 2026.3.28 - Brute Force Attack via Missing Rate Limiting on Webhook Shared Secret Authentication | |
| First Time appeared |
Openclaw
Openclaw openclaw |
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| Weaknesses | CWE-307 | |
| CPEs | cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:* | |
| Vendors & Products |
Openclaw
Openclaw openclaw |
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| References |
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| Metrics |
cvssV3_1
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