CVE-2026-62215: OpenClaw < 2026.6.5 Authentication Bypass via HTTP Canvas

Severity: high (CVSS 8.0 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-17 · updated 2026-10-24
Weakness: CWE-345

Description

OpenClaw versions before 2026.6.5 contain an authentication bypass vulnerability in HTTP Canvas responses that allows lower-trust callers to forge trusted A2UI actions. Attackers can perform actions requiring stronger authorization by submitting crafted requests through configured input paths, bypassing intended policy checks.

Affected products

OpenClaw: before 2026.6.5 — fixed in 2026.6.5

How to fix

Upgrade to a fixed version: OpenClaw 2026.6.5. Check the vendor advisory for mitigations.

References

https://github.com/openclaw/openclaw/security/advisories/GHSA-vr7j-7684-7gm5
https://www.vulncheck.com/advisories/openclaw-authentication-bypass-via-http-canvas

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