OpenClaw before 2026.4.22 contains a server-side request forgery vulnerability in the Zalo plugin's sendPhoto function that fails to validate outbound photo URLs through the SSR...
Date: 2026-05
Affected: openclaw/openclaw
Attack vector: ssrf
Category: vulnerability-disclosure
Severity: High
CVE: CVE-2026-44116
CWE: CWE-918
CVSS: 8.6 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N)

OpenClaw before 2026.4.22 contains a server-side request forgery vulnerability in the Zalo plugin's sendPhoto function that fails to validate outbound photo URLs through the SSRF guard. Attackers can bypass SSRF protection by providing malicious photo URLs to the Zalo Bot API, enabling unauthorized access to internal resources.


Mitigations:

Architectural layers (MAESTRO):