CVE-2012-6687: FastCGI Fcgi

Medium severity, CVSS 5.0. EPSS: 6.1% chance of exploitation in the next 30 days.

FastCGI (aka fcgi and libfcgi) 2.4.0 allows remote attackers to cause a denial of service (segmentation fault and crash) via a large number of connections.

Affected products

• FastCGI Fcgi: version 2.4.0 only

Published 2015-02-19. Last modified 2026-06-16.