CVE-2026-6942
CRITICALradare2-mcp <=1.6.0 OS Command Injection via Shell Metacharacter Bypass
Title source: cnaDescription
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.
References (3)
Core 3
Core References
Issue Tracking issue-tracking
Patch Commit
https://github.com/radareorg/radare2-mcp/commit/482cde6500009112a8bc0b3fa8d2ef6180581ec0
Third Party Advisory third-party-advisory
https://www.vulncheck.com/advisories/radare2-mcp-os-command-injection-via-shell-metacharacter-bypass
Exploit technical-description
exploit
Pull Request
https://github.com/radareorg/radare2-mcp/issues/45
Scores
CVSS v3
9.8
EPSS
0.0192
EPSS Percentile
77.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
total
Details
CWE
CWE-78
Status
published
Products (4)
radare/radare2_mcp_server
< 1.7.0
radareorg/radare2
< 1.6.0
radareorg/radare2
< 482cde6500009112a8bc0b3fa8d2ef6180581ec0
radareorg/radare2-mcp
< 1.6.0
Published
Apr 23, 2026
Tracked Since
Apr 24, 2026