Is CVE-2026-6942 actively exploited?

No active exploitation of CVE-2026-6942 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-6942 be exploited remotely?

Yes. CVE-2026-6942 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-6942?

CVE-2026-6942 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2026-6942

CWE-78Published: April 23, 2026· Updated: Apr 29, 2026

9.8

CVSS v3.1

EPSS:0.27%probability of exploitation in 30 daysPercentile:50.7th

Official 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.

NVD Source

Technical Analysis

CVE-2026-6942 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.