Infinite loop Affecting seroval package, versions <1.6.8
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-SEROVAL-21755422
- published27 Oct 2026
- disclosed26 Oct 2026
- creditrealies
Introduced: 26 Oct 2026
NewCVE-2026-116581 (opens in a new tab)How to fix?
Upgrade seroval to version 1.6.8 or higher.
Overview
seroval is a Stringify JS values
Affected versions of this package are vulnerable to Infinite loop via deserializeSequence in deserializer.ts when processing a sequence node whose done or throw index is non-numeric or out of range. An attacker can supply a malformed serialized payload with an invalid done index, causing the deserialized iterator to never terminate and hanging the process indefinitely.