OpenClaw < 2026.5.2 - Credential Exposure via Model-Supplied Loopback URLs in message.action Forwarding
CVE-2026-53827

6MEDIUM

Key Information:

Vendor

Openclaw

Status
Openclaw
Vendor
CVE Published:
12 June 2026

What is CVE-2026-53827?

OpenClaw before 2026.5.2 contains a credential exposure vulnerability in message.action forwarding that allows model-controlled metadata to forward action payloads with Gateway credentials to attacker-supplied loopback URLs. Remote attackers can intercept Gateway tokens and action payloads by providing malicious loopback targets through model-controlled action metadata.

Affected Version(s)

OpenClaw 0 < 2026.5.2

OpenClaw 2026.5.2

References

https://github.com/openclaw/openclaw/security/advisories/...
vendor-advisory
https://www.vulncheck.com/advisories/openclaw-credential-...
third-party-advisory

CVSS V4

Score:
6
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Anshuman Bhartiya (@anshumanbh)
.