CVE-2026-62210: OpenClaw < 2026.6.1 Denial of Service via Remote Media URLs

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-17 · updated 2026-07-23
Weakness: CWE-770

Description

OpenClaw versions before 2026.6.1 contain a denial of service vulnerability where remote media URLs can trigger slow-read attacks that exhaust gateway worker resources. Attackers with access to configured input paths can supply remote media URLs that consume gateway resources and reduce availability.

Affected products

OpenClaw: before 2026.6.1 — fixed in 2026.6.1

How to fix

Upgrade to a fixed version: OpenClaw 2026.6.1. Check the vendor advisory for mitigations.

References

https://github.com/openclaw/openclaw/security/advisories/GHSA-4xwj-mcc7-x7x5
https://www.vulncheck.com/advisories/openclaw-denial-of-service-via-remote-media-urls

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