CVE-2020-21827: GNU Libredwg

High severity, CVSS 7.8. EPSS: 0.9% chance of exploitation in the next 30 days.

A heap based buffer overflow vulnerability exists in GNU LibreDWG 0.10 via read_2004_compressed_section ../../src/decode.c:2379.

Affected products

• GNU Libredwg: version 0.10 only

Published 2021-05-17. Last modified 2026-07-09.