Command Injection Affecting @cyclonedx/cyclonedx-npm package, versions >=2.1.0 <5.0.0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published5 Jul 2026
- disclosed19 Jun 2026
- creditUnknown
Introduced: 19 Jun 2026
CVE-2026-55849 (opens in a new tab)How to fix?
Upgrade @cyclonedx/cyclonedx-npm to version 5.0.0 or higher.
Overview
@cyclonedx/cyclonedx-npm is a Create CycloneDX Software Bill of Materials (SBOM) from NPM projects.
Affected versions of this package are vulnerable to Command Injection via the --workspace argument when the environment variable npm_execpath is unset or empty. An attacker can execute arbitrary operating system commands by supplying specially crafted input to the CLI. This is only exploitable if the tool is invoked with the --workspace option and the environment variable npm_execpath is unset or empty.
Workaround
This vulnerability can be mitigated by ensuring that the environment variable npm_execpath is set before invoking the tool.