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

🗓️ 12 May 2026 09:08:37Reported by NextcloudType 
nextcloud
 nextcloud
🔗 github.com👁 26 Views

Incorrect condition in the user directory service enabled authentication for deleted users.

Related
Refs
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Family
attackerkb
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CVE-2026-45284
1 Jun 202616:57
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circl
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CVE-2026-45284
12 May 202614:15
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cnnvd
CNNVD
Nextcloud 访问控制错误漏洞
1 Jun 202600:00
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cve
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CVE-2026-45284
1 Jun 202616:57
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cvelist
Cvelist
CVE-2026-45284 Nextcloud: Wrong condition in the User OIDC app's LdapService allowed deleted LDAP users to authenticate
1 Jun 202616:57
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euvd
EUVD
EUVD-2026-33710
1 Jun 202616:57
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nvd
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CVE-2026-45284
1 Jun 202619:16
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ptsecurity
Positive Technologies
PT-2026-45528
1 Jun 202600:00
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rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-45284: Improper Access Control
1 Jun 202600:00
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redhatcve
RedhatCVE
CVE-2026-45284
5 Jun 202619:33
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12 May 2026 09:08Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.14.6 - 8.8
EPSS0.00363
SSVC
26