Apache Maven will follow repositories that are defined in a dependency’s Project Object Model (pom) which may be surprising to some users, resulting in potential risk if a malicious actor takes over that repository or is able to insert themselves into a position to pretend to be that repository. Maven is changing the default behavior in 3.8.1+ to no longer follow http (non-SSL) repository references by default. More details available in the referenced urls. If you are currently using a repository manager to govern the repositories used by your builds, you are unaffected by the risks present in the legacy behavior, and are unaffected by this vulnerability and change to default behavior. See this link for more information about repository management: https://maven.apache.org/repository-management.html
www.openwall.com/lists/oss-security/2021/04/23/5
github.com/apache/maven
github.com/apache/maven/commit/899465aeec03753ea91e15a79579eab76369c016
github.com/apache/maven/commit/fa79cb22e456cc65522b5bab8c4240fe08c5775f
issues.apache.org/jira/browse/MNG-7116
issues.apache.org/jira/browse/MNG-7117
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maven.apache.org/docs/3.8.1/release-notes.html
nvd.nist.gov/vuln/detail/CVE-2021-26291
www.oracle.com/security-alerts/cpuapr2022.html
www.oracle.com/security-alerts/cpujul2022.html
www.whitesourcesoftware.com/resources/blog/maven-security-vulnerability-cve-2021-26291