Update README.md

Add python markdown and ansi-html bugs.

Author: b-c-ds

README.md

@@ -163,6 +163,8 @@ regexploit-csharp something.cs
 * [SimpleCrawler (archived)](https://doyensec.com/resources/Doyensec_Advisory_simplecrawler_redos.pdf) (HTML parsing)
 * [CVE-2021-28092: is-svg](https://github.com/sindresorhus/is-svg/commit/01f8a087fab8a69c3ac9085fbb16035907ab6a5b) (SVG parsing)
 * [nuget.org, NuGetGallery](https://github.com/NuGet/NuGetGallery/commit/25d2d3b32b2d9f0b1ca6e0a105b0210c2c4820f4) and [NuGet.Client](https://github.com/NuGet/NuGet.Client/commit/a0671e946ce71dc59def5cc8a67c6457d66f33bf) (Parsing NuGet package IDs)
+* [markdown (python)](https://github.com/Python-Markdown/markdown/pull/1130) (Markdown parsing)
+* [ansi-html (nodejs)](https://github.com/Tjatse/ansi-html/issues/19) (ANSI parsing)
 * Plus unpublished bugs in a handful of pypi, npm, ruby and nuget packages
 
 ## Credits