cvedb.io
CVE-2021-3377
MEDIUM · CVSS 6.1
EPSS exploitation probability: 0%
Published 2021-03-05T21:15:13.263 · Last modified 2026-06-17T04:05:00.207

Summary

The npm package ansi_up converts ANSI escape codes into HTML. In ansi_up v4, ANSI escape codes can be used to create HTML hyperlinks. Due to insufficient URL sanitization, this feature is affected by a cross-site scripting (XSS) vulnerability. This issue is fixed in v5.0.0.

Affected products

ansi_up_project — ansi_up

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.