oak-core is vulnerable to information disclosure. The optional initial password change and password expiration features causes the new password to be disclosed due to the credentials object being retained and not removed upon a successful password change.
jackrabbit.apache.org/oak/docs/security/user/expiry.html
www.openwall.com/lists/oss-security/2020/01/28/1
issues.apache.org/jira/browse/OAK-8870
lists.apache.org/thread.html/r3da8e2fd253ecd4d3a0de71ce255631148b54be8500225b5812f7737@%3Coak-commits.jackrabbit.apache.org%3E
lists.apache.org/thread.html/r45b0e2fb6ac51c5a03952b08b5e0efde1249ecb809884cc87eb0bd99@%3Ccommits.jackrabbit.apache.org%3E
lists.apache.org/thread.html/r601637e38ee743e845856a4e24915cb8db26ae80ca782bef91989cbc@%3Coak-commits.jackrabbit.apache.org%3E
lists.apache.org/thread.html/ra295f919586b19def7cc7713d9d78595507d5f703362fccb779eeeb9@%3Coak-commits.jackrabbit.apache.org%3E
lists.apache.org/thread.html/ra6b3e78f5ed545c1d859d664f66c6d3fc5d731d9b1d842349654e4f0@%3Ccommits.jackrabbit.apache.org%3E
lists.apache.org/thread.html/rb3023cfd45441b570c1abaa347d0cac78df97b5d3f27d674d01b3d2a@%3Ccommits.jackrabbit.apache.org%3E
lists.apache.org/thread.html/rba884dbe733781cbaaffa28b77bc37a6a9f948b3a72a1bdad5e1587c@%3Ccommits.jackrabbit.apache.org%3E
lists.apache.org/thread.html/rbef4701b5ce4d827182e70ad7b4d987a9157682ba3643e05a9ef5a7b@%3Ccommits.jackrabbit.apache.org%3E
lists.apache.org/thread.html/rc35a57ecdeae342d46f729d6bc9750ba860c101f450cc171798dba28@%3Coak-commits.jackrabbit.apache.org%3E
lists.apache.org/thread.html/rccc0ed467faa35734ea16b8f5de5603e708936c41a4eddd90fddeaf0%40%3Cusers.jackrabbit.apache.org%3E
lists.apache.org/thread.html/rccc0ed467faa35734ea16b8f5de5603e708936c41a4eddd90fddeaf0@%3Cannounce.jackrabbit.apache.org%3E