Vulnerability · Published Apr 28, 2026 · Assigned by VulnCheck
CVE-2026-41393OpenClaw < 2026.3.31 - Arbitrary DNS Authority Acceptance and Credential Exfiltration via Wide-Area Discovery
Medium 4.8
In plain English
A medium-severity security flaw 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 0.1% (higher than 2% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.8Medium
Exploit odds (30 days)0.1%top 98.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
OpenClaw before 2026.3.31 contains a wide-area discovery vulnerability allowing arbitrary tailnet peers to be accepted as DNS authorities. Attackers with same-tailnet position and CA-trusted endpoint access can exfiltrate operator credentials through DNS steering manipulation.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | openclaw | 2026.3.31 | GHSA-q9w8-cf67-r238 |
Affected products (as reported)
Weakness: CWE-346 · Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N