Critical severity9.8NVD Advisory· Published Apr 23, 2026· Updated Jun 17, 2026
CVE-2026-6942
CVE-2026-6942
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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Affected products
3(expand)+ 1 more
- (no CPE)
- cpe:2.3:a:radare:radare2_mcp_server:*:*:*:*:*:*:*:*range: <1.7.0
Patches
Vulnerability mechanics
References
3- github.com/radareorg/radare2-mcp/commit/482cde6500009112a8bc0b3fa8d2ef6180581ec0nvdPatch
- github.com/radareorg/radare2-mcp/issues/45nvdExploitIssue Tracking
- www.vulncheck.com/advisories/radare2-mcp-os-command-injection-via-shell-metacharacter-bypassnvdThird Party Advisory
News mentions
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