CVE-2026-7443
BurtTheCoder mcp-dnstwist MCP index.ts fuzz_domain os command injection
- State
- Published
- Severity
- 6.9 Medium
- Published
- Apr 29, 2026
- Updated
- May 4, 2026
- Reserved
- Apr 29, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 7.3 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 7.3 High | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 7.5 High | AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
mcp-dnstwistBurtTheCoder |
|
References
- VDB-360185 | BurtTheCoder mcp-dnstwist MCP index.ts fuzz_domain os command injectionvdb-entrytechnical-description
- VDB-360185 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #804027 | BurtTheCoder @burtthecoder/mcp-dnstwist 1.0.4 Command Injectionthird-party-advisory
- https://github.com/BurtTheCoder/mcp-dnstwist/issues/13issue-tracking
- https://github.com/BruceJqs/public_exp/issues/22exploitissue-tracking
- https://github.com/BurtTheCoder/mcp-dnstwist/product
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