CVE ID:	CVE-2021-33503
Description:	An issue was discovered in urllib3 before 1.26.5. When provided with a URL containing many @ characters in the authority component, the authority regular expression exhibits catastrophic backtracking, causing a denial of service if a URL were passed as a parameter or redirected to via an HTTP redirect.
Test IDs:	1.3.6.1.4.1.25623.1.0.879823   1.3.6.1.4.1.25623.1.1.12.2023.5812.1   1.3.6.1.4.1.25623.1.0.853923   1.3.6.1.4.1.25623.1.0.879765   1.3.6.1.4.1.25623.1.0.879804   1.3.6.1.4.1.25623.1.1.4.2021.2012.1
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2021-33503 https://github.com/advisories/GHSA-q2q7-5pp4-w6pg https://github.com/urllib3/urllib3/commit/2d4a3fee6de2fa45eb82169361918f759269b4ec https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6SCV7ZNAHS3E6PBFLJGENCDRDRWRZZ6W/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FMUGWEAUYGGHTPPXT6YBD53WYXQGVV73/ https://security.gentoo.org/glsa/202107-36 https://www.oracle.com/security-alerts/cpuoct2021.html https://www.oracle.com/security-alerts/cpuoct2021.html