CVE-2020-23878: Flowpaper PDF2JSON

Critical severity, CVSS 9.8. EPSS: 1.8% chance of exploitation in the next 30 days.

pdf2json v0.71 was discovered to contain a stack buffer overflow in the component XRef::fetch.

Affected products

• Flowpaper PDF2JSON: version 0.71 only

Published 2021-11-10. Last modified 2026-06-17.