Provide references for CVE-2021-29059.
Where can I find more information about CVE-2021-29059?
References are available at: https://www.npmjs.com/package/is-svg, https://github.com/yetingli/SaveResults/blob/main/js/is-svg.js, https://github.com/sindresorhus/is-svg/releases/tag/v4.3.0, https://github.com/yetingli/PoCs/blob/main/CVE-2021-29059/IS-SVG.md.