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VULNERABILITIES

CVE-2026-6942 Details

Description

radare2-mcp version 1.6.0 and earlier contains an os command injection vulnerability that allows remote attackers to execute arbitrary commands by bypassing the command filter through shell metacharacters in user-controlled input passed to r2_cmd_str(). Attackers can inject shell metacharacters through the jsonrpc interface parameters to achieve remote code execution on the host running radare2-mcp without requiring authentication.

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References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/radareorg/radare2-mcp/commit/482cde6500009112a8bc0b3fa8d2ef6180581ec0 [email protected]Patch
https://github.com/radareorg/radare2-mcp/issues/45 [email protected]ExploitIssue Tracking
https://www.vulncheck.com/advisories/radare2-mcp-os-command-injection-via-shell-metacharacter-bypass [email protected]Third Party Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')[email protected]

Affected Products

ProductVersions
radare radare2 mcp server
< 1.7.0

CPE

  • cpe:2.3:a:radare:radare2_mcp_server:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

6 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-6942
NVD Published Date:
Apr 23, 2026
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2026-6942 Details - Not Deferred