Infinite loop Affecting file-type package, versions >=13.0.0 <21.3.1
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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Test your applications- Snyk IDSNYK-JS-FILETYPE-15456217
- published11 Mar 2026
- disclosed10 Mar 2026
- creditcrnkovic
Introduced: 10 Mar 2026
NewCVE-2026-31808 (opens in a new tab)How to fix?
Upgrade file-type to version 21.3.1 or higher.
Overview
Affected versions of this package are vulnerable to Infinite loop in the FileTypeParser class. This is triggered when the ASF (WMV/WMA) parser receives input including an ASF sub-header with a size value of 0. An attacker can interrupt service with a 55-byte payload.