CVE-2026-27190: high-severity vulnerability in denoland deno
Deno has a Command Injection via Incomplete shell metacharacter blocklist in node:child_process
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.1epss 2.5%
Deno is a JavaScript, TypeScript, and WebAssembly runtime. Prior to 2.6.8, a command injection vulnerability exists in Deno's node:child_process implementation. This vulnerability is fixed in 2.6.8.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
denoland · denoRelated CVEs — denoland deno
In the same product, most dangerous first.
CVE-2024-27933HIGHDeno arbitrary file descriptor close via `op_node_ipc_pipe()` leading to permission prompt bypassEPSS 2.3%CVE-2025-61787HIGHDeno is Vulnerable to Command Injection on Windows During Batch File ExecutionEPSS 2.1%CVE-2026-32260HIGHCommand Injection via incomplete shell metacharacter blocklist in node:child_process (bypass of CVE-2026-27190 fix)EPSS 1.6%CVE-2026-103473CRITICALDeno 2.7.0 through 2.9.7 Command Injection via node:child_processEPSS 1.5%CVE-2022-24783CRITICALSandbox bypass leading to arbitrary code execution in DenoEPSS 1.1%CVE-2023-28446HIGHDeno is vulnerable to interactive `run` permission prompt spoofing via improper ANSI neutralizationEPSS 1.1%