Vulnerability · Published May 5, 2026 · Assigned by VulnCheck
CVE-2026-43527OpenClaw < 2026.4.14 - Server-Side Request Forgery via Private Network Navigation
High 7.7
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 21% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.7High
Exploit odds (30 days)0.3%top 79.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
OpenClaw before 2026.4.14 contains a server-side request forgery vulnerability in browser SSRF policy that allows private-network navigation by default. Attackers can exploit this misconfiguration to access internal services or metadata endpoints through browser-driven requests.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | openclaw | 2026.4.14 | GHSA-53vx-pmqw-863c |
Affected products (as reported)
Weakness: CWE-918, CWE-1188 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
References
- GitHub Security Advisory (GHSA-53vx-pmqw-863c) vendor-advisory
- Patch Commit (1) patch
- Patch Commit (2) patch
- Patch Commit (3) patch
- Patch Commit (4) patch
- VulnCheck Advisory: OpenClaw < 2026.4.14 - Server-Side Request Forgery via Private Network Navigation third-party-advisory