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Vulnerability DatabaseCVE-2026-2739

CVE-2026-2739: 
JavaScript vulnerability analysis and mitigation

This affects versions of the package bn.js before 5.2.3. Calling maskn(0) on any BN instance corrupts the internal state, causing toString(), divmod(), and other methods to enter an infinite loop, hanging the process indefinitely.

Source: NVD

Related JavaScript vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

GHSA-p6x5-p4xf-cc4rCRITICAL9.8
  • JavaScriptJavaScript
  • math-codegen
NoYesApr 17, 2026
CVE-2026-41242CRITICAL9.4
  • JavaScriptJavaScript
  • protobufjs
NoYesApr 18, 2026
GHSA-v38x-c887-992fCRITICAL9.2
  • JavaScriptJavaScript
  • flowise
NoYesApr 18, 2026
CVE-2026-40931HIGH8.4
  • JavaScriptJavaScript
  • compressing
NoYesApr 17, 2026
CVE-2026-40346MEDIUM6.4
  • JavaScriptJavaScript
  • @nocobase/plugin-workflow-request
NoYesApr 18, 2026

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