CVE-2026-45284

Nextcloud: Wrong condition in the User OIDC app's LdapService allowed deleted LDAP users to authenticate

CVSS 4.6 MEDIUMEPSS 0.2%CWE-284

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.

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L

Produtos afetados

nextcloud · security-advisories

Quer saber se a sua infraestrutura está exposta a isto?

Falar com a TrueHacking →

Referências

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-79xf-ffj8-96fm https://github.com/nextcloud/user_oidc/pull/1340 https://hackerone.com/reports/3554696