CVE-2026-62220 OpenClaw 2026.2.25 < 2026.5.26 WebSocket Rate Limit Bypass
Attackers can bypass WebSocket authentication rate limits to exhaust gateway resources, causing service unavailability.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-62220?
CVE-2026-62220 is a medium-severity vulnerability in Openclaw Openclaw, published on 17 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Weakness: CWE-307
Which versions are affected by CVE-2026-62220?
It affects 1 product.
Products include Openclaw Openclaw.
How do I fix CVE-2026-62220?
Upgrade to a fixed version.
Is CVE-2026-62220 being exploited?
There is no known exploitation of CVE-2026-62220 in the wild and no public exploit code.
Other vulnerabilities in Openclaw Openclaw
- CVE-2026-28363 Security feature bypass in OpenClaw
- CVE-2026-30741 Code injection in n/a
- CVE-2026-33579 OpenClaw < 2026.3.28 - Privilege Escalation via Missing Caller Scope Validation in Device Pair Approval
- CVE-2026-32922 OpenClaw < 2026.3.11 - Privilege Escalation via Unvalidated Scope in device.token.rotate
- CVE-2026-32978 OpenClaw < 2026.3.11 - Approval Bypass via Unrecognized Script Runners
Sources
Also known as GHSA-5p6w-wmh3-frfr, GHSA-vfpw-6fgp-w7h6, MINI-qhqg-hgcf-p7g2.