CVE-2021-33480: Optical Character Recognition Project Optical Character Recognition

Medium severity, CVSS 5.5. EPSS: 1.1% chance of exploitation in the next 30 days.

An use-after-free vulnerability was discovered in gocr through 0.53-20200802 in context_correction() in pgm2asc.c.

Affected products

• Optical Character Recognition Project Optical Character Recognition: up to and including 0.53-20200802

Published 2021-11-17. Last modified 2026-06-17.