GMS-2017-248: Regular Expression Denial of Service

September 27, 2017

The debug module is vulnerable to regular expression denial of service when untrusted user input is passed into the o formatter. It takes around k characters to block for 2 seconds making this a low severity issue.

References

github.com/visionmedia/debug/issues/501
github.com/visionmedia/debug/pull/504

Code Behaviors & Features

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