cve/2021/CVE-2021-20270.md

CVE-2021-20270

Description

An infinite loop in SMLLexer in Pygments versions 1.5 to 2.7.3 may lead to denial of service when performing syntax highlighting of a Standard ML (SML) source file, as demonstrated by input that only contains the "exception" keyword.

POC

Reference

• https://www.oracle.com/security-alerts/cpuoct2021.html

Github

• https://github.com/HotDB-Community/HotDB-Engine
• https://github.com/asa1997/topgear_test
• https://github.com/doudoudedi/hackEmbedded