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CVE-2026-45284

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CVE-2026-45284

Published: Jun 1, 2026

Modified: Jun 2, 2026

PUBLISHED

CVSS v3.1

4.6

MEDIUM

Description

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.

VendorProductVersions

nextcloud

security-advisories

affected
>= 1.3.6, < 8.4.0

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

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