What is GHSA-fw8p-8pg5-6cwj?

GHSA-fw8p-8pg5-6cwj is a security advisory published by GitHub Security Advisories with High severity. A heap based buffer overflow vulnerability exists in GNU LibreDWG 0.10.2641 via htmlescape ../.....

Which CVE IDs does GHSA-fw8p-8pg5-6cwj cover?

GHSA-fw8p-8pg5-6cwj covers the following CVE IDs: CVE-2020-21818. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-fw8p-8pg5-6cwj?

GHSA-fw8p-8pg5-6cwj has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-fw8p-8pg5-6cwjHighCVSS 8.8

A heap based buffer overflow vulnerability exists in GNU LibreDWG 0.10.2641 via htmlescape ../.....

Vendor

GitHub Security Advisories

Published

May 24, 2022

Last Modified

July 5, 2026

🔗 CVE IDs covered (1)

CVE-2020-21818 →

📋 Description

A heap based buffer overflow vulnerability exists in GNU LibreDWG 0.10.2641 via htmlescape ../../programs/escape.c:48.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2020-21818
https://github.com/LibreDWG/libredwg/issues/182#issuecomment-572891053
http://gnu.com
https://github.com/advisories/GHSA-fw8p-8pg5-6cwj