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Spring Framework 5 Open Source Support ends 2024-08-31: https://spring.io/projects/spring-framework#support
Example vulnerability without Open Source fix: https://spring.io/security/cve-2024-38816
GitHub pom.xml search for Spring 5.3: https://github.com/search?q=org%3Afolio-org+spring+%22%3E5.3%22+language%3A%22Maven+POM%22+NOT+is%3Aarchived&type=code
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