CbioPortal Denial of Service Vulnerability

CbioPortal is used to provide visualization, analysis, and download of large-scale cancer genomics datasets. a denial-of-service vulnerability exists in CbioPortal in versions 3.6.21 and earlier, which stems from the insecure handling of regular expressions in /ProteinArraySignificanceTest.json, and can be exploited by attackers to ad-hoc requests to trigger a denial-of-service attack.