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| Summary: |
Possible NPE on XWikiLDAPConnection#searchLDAP when referrals are disabled |
| Description: |
Issue probably difficult to reproduce without a specific setup but it seem that when we have in the LDAP settings {{xwiki.authentication.ldap.follow_referrals=0}} and we call {{XWikiLDAPConnection#searchLDAP}} we can end on a NPE with this following stacktrace log before the exception :
{code}
2026-07-29 15:21:15,210 [http-nio-8080-exec-340 - https://domain.tld/xwiki/bin/view/XXX/LiveTableResults] DEBUG o.x.c.l.PagedLDAPSearchResults - Failed to call next value because it require a referral but referral following is disabled
com.novell.ldap.LDAPReferralException: Referral
at com.novell.ldap.LDAPSearchResults.next(LDAPSearchResults.java:253)
at org.xwiki.contrib.ldap.PagedLDAPSearchResults.next(PagedLDAPSearchResults.java:185)
at org.xwiki.contrib.ldap.XWikiLDAPConnection.searchLDAP(XWikiLDAPConnection.java:531)
at org.xwiki.contrib.ldap.XWikiLDAPUtils.searchUserAttributesByUid(XWikiLDAPUtils.java:1222)
...
{code}
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