CVE-2021-42006: Gclib Project Gclib

High severity, CVSS 8.8. EPSS: 1.1% chance of exploitation in the next 30 days.

An out-of-bounds access in GffLine::GffLine in gff.cpp in GCLib 0.12.7 allows an attacker to cause a segmentation fault or possibly have unspecified other impact via a crafted GFF file.

Affected products

• Gclib Project Gclib: version 0.12.7 only

Published 2021-10-04. Last modified 2026-06-17.