CVE-2026-45284 — Nextcloud: Wrong condition in the User OIDC app's LdapService allowed deleted LDAP users to authenticate
Nextcloud is an open source content collaboration platform. From version 1.3.6 to before version 8.4.0, an improper check allowed users that where provided by LDAP to still auth…
Published: 2026-06-01 · CVSS: 4.6 · CVSS 3.1
Nextcloud is an open source content collaboration platform. From version 1.3.6 to before version 8.4.0, an improper check allowed users that where provided by LDAP to still authenticate towards user OIDC after they where deleted. This issue has been patched in version 8.4.0.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7