Noncollinear Perpendicular Microcrystalline
Severity: low

Regular Expression Denial of Service



Affected versions of debug are vulnerable to regular expression denial of service when untrusted user input is passed into the o formatter.

As it takes 50,000 characters to block the event loop for 2 seconds, this issue is a low severity issue.


Version 2.x.x: Update to version 2.6.9 or later. Version 3.x.x: Update to version 3.1.0 or later.


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Advisory timeline

  1. published

    Advisory published
    Sep 27th, 2017
  2. reported

    Initial report by Cristian-Alexandru Staicu
    Sep 25th, 2017