Vulnerability · Published May 6, 2026 · Assigned by VulnCheck

CVE-2026-44116OpenClaw < 2026.4.22 - Server-Side Request Forgery in Zalo Photo URL Validation

High 8.6

In plain English

A high-severity server-side request forgery in OpenClaw from OpenClaw. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 22% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.6High

Exploit odds (30 days)0.3%top 78.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
npm	openclaw	2026.4.22	GHSA-2hh7-c75g-qj2r

Affected products (as reported)

Vendor	Product	Versions
OpenClaw	OpenClaw	0 – before 2026.4.22

Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

References

GitHub Security Advisory (GHSA-2hh7-c75g-qj2r) vendor-advisory
Patch Commit patch
VulnCheck Advisory: OpenClaw < 2026.4.22 - Server-Side Request Forgery in Zalo Photo URL Validation third-party-advisory