VulnerabilityAnalyzed
CVE-2026-27190
Prior to 2.6.8, a command injection vulnerability exists in Deno's node:child_process implementation.
CRITICAL 9.8EPSS 2.21%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.21%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 2.21% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-78
- Affected
- deno/deno
- Source
- security-advisories@github.com
References
- https://github.com/denoland/deno/commit/9132ad958c83a0d0b199de12b69b877f63edab4cPatch
- https://github.com/denoland/deno/releases/tag/v2.6.8Product, Release Notes
- https://github.com/denoland/deno/security/advisories/GHSA-hmh4-3xvx-q5hrExploit, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.