CVE-2026-53827

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

State: Published
Severity: 6.0 Medium
Published: Jun 12, 2026
Updated: Jun 15, 2026
Reserved: Jun 10, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	6.0 Medium	CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N	VulnCheck
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N	VulnCheck

Weaknesses

CWE-918 Server-Side Request Forgery (SSRF)

Affected Products

Product	Versions
OpenClawOpenClaw	before 2026.5.2Affected 2026.5.2Not affected

References

GitHub Security Advisory (GHSA-grc3-2j34-p6gm)vendor-advisory
VulnCheck Advisory: OpenClaw < 2026.5.2 - Credential Exposure via Model-Supplied Loopback URLs in message.action Forwardingthird-party-advisory

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