CVE-2018-18599: Guardianproject Stegdetect

High severity, CVSS 8.8. EPSS: 1.5% chance of exploitation in the next 30 days.

Stegdetect through 2018-05-26 has an out-of-bounds write in f5_compress in the f5.c file.

Affected products

• Guardianproject Stegdetect: up to and including 0.6

Published 2018-10-23. Last modified 2026-06-17.