Server-Side Request Forgery (SSRF) in OpenClaw - #VU125083
Published: April 7, 2026
Vulnerability identifier: #VU125083
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: N/A
CWE-ID: CWE-918
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: OpenClaw
Affected software:
OpenClaw
OpenClaw
Detailed vulnerability description
The vulnerability allows a remote attacker to bypass SSRF preflight checks.
The vulnerability exists due to improper restriction of destination addresses in the SSRF IP classifier when processing IPv6 multicast literals. A remote attacker can supply a URL containing an IPv6 multicast literal to bypass SSRF preflight checks.
OpenClaw's network fetch and navigation paths are constrained to HTTP/HTTPS.
Remediation
Install security update from vendor's website.