CVE-2026-62220

MEDIUM 5.3

OpenClaw 2026.2.25 < 2026.5.26 WebSocket Rate Limit Bypass

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

OpenClaw 2026.2.25 before 2026.5.26 allow a lower-trust caller or configured input path to bypass non-browser rate limits on WebSocket authentication attempts. When the affected feature is enabled and reachable by lower-trust input, this can consume gateway resources and reduce service availability.

CWE	CWE-307
Vendor	openclaw
Product	openclaw
Published	Jul 17, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Affected Versions

OpenClaw / OpenClaw

2026.2.25 < 2026.5.26

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/openclaw/openclaw/security/advisories/GHSA-5p6w-wmh3-frfr vulncheck.com: https://www.vulncheck.com/advisories/openclaw-websocket-rate-limit-bypass

Credits

🔍 ylwango613