What’s Vulnerable › Vulnerabilities

CVE-2026-7443: BurtTheCoder mcp-dnstwist MCP index.ts fuzz_domain os command injection

• Severity: high (CVSS 7.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-29 · updated 2026-10-26
• Weakness: CWE-77

Description

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 can lead to os command injection. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Affected products

• BurtTheCoder mcp-dnstwist: 1.0.0, 1.0.1, 1.0.2, 1.0.3, 1.0.4

References

• https://github.com/BruceJqs/public_exp/issues/22
• https://github.com/BurtTheCoder/mcp-dnstwist/
• https://github.com/BurtTheCoder/mcp-dnstwist/issues/13
• https://vuldb.com/submit/804027
• https://vuldb.com/vuln/360185
• https://vuldb.com/vuln/360185/cti

Get alerted when CVE-2026-7443 or the next vulnerability affects your stack