Allocation of Resources Without Limits or Throttling Affecting devalue package, versions <5.6.3
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- published20 Feb 2026
- disclosed19 Feb 2026
- creditUnknown
Introduced: 19 Feb 2026
New CVE NOT AVAILABLE CWE-770 (opens in a new tab)Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade devalue to version 5.6.3 or higher.
Overview
devalue is a JSON.stringify, but handles cyclical references, repeated references, undefined, regular expressions, dates, Map and Set.
Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the uneval() or stringify() functions. An attacker can cause CPU and memory exhaustion by submitting specially crafted sparse arrays.