RCE in Burtthecoder Mcp-dnstwist
CVE-2026-7443
A weakness has been identified in BurtTheCoder mcp-dnstwist up to 1.0.4. Affected by this vulnerability is the function fuzz_domain of the file src/index.ts of the component MCP Interface. Executing a manipulation of the argument Request c…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.017 (82.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Burtthecoder Mcp-dnstwist — versions 1.0.0, 1.0.1, 1.0.2
Weakness classification (CWE)
References
- VDB-360185 | BurtTheCoder mcp-dnstwist MCP index.ts fuzz_domain os command injection (technical-description, vdb-entry)
- VDB-360185 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
- Submit #804027 | BurtTheCoder @burtthecoder/mcp-dnstwist 1.0.4 Command Injection (third-party-advisory)
- cna@vuldb.com (issue-tracking)
- cna@vuldb.com (issue-tracking, exploit)
- cna@vuldb.com (product)
Frequently asked questions
- What is CVE-2026-7443?
- CVE-2026-7443 is a high-severity vulnerability in Burtthecoder Mcp-dnstwist, classified under Command Injection. CVSS score: 7.3/10. Published 2026-04-29.
- How severe is CVE-2026-7443?
- High severity. CVSS v3 base score is 7.3 out of 10.