CVE detail
CVE-2026-45284
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.
Buzz score
Why this CVE is surfacing
This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.
Buzz score components · mention 13.9 · diversity 6.5 · KEV 0.0 · OTX 0.0 · PoC 0.0
Why it matters now
Mention timeline
- Total mentions
- 0
- within the 30d window
- Peak daily
- 0
- highest bucket
Evidence
Source links by recency
3 source links · newest first
- https://hackerone.com/reports/3554696hackerone.com
No excerpt available.
Exploithackerone.comJun 1, 2026, 7:16 PM No excerpt available.
Exploitgithub.comJun 1, 2026, 7:16 PMNo excerpt available.
Exploitgithub.comJun 1, 2026, 7:16 PM
Exploit code
Public exploit repository references
Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.
0 repository references · best confidence N/A · max 0 stars
Related records
Similar CVEs
6 related CVEs with shared weakness or product evidence
- CVE-2024-37312CVSS 6.3 · Medium
user_oidc app is an OpenID Connect user backend for Nextcloud. Missing access control on the ID4me endpoint allows an attacker to register an account eventually getting access to…
- CVE-2026-62246CVSS 8.5 · High
Kamaji is the Hosted Control Plane Manager for Kubernetes. Prior to 26.7.4-edge, Kamaji derives a TenantControlPlane datastore schema, database user, and etcd key prefix from a lo…
- CVE-2026-66803CVSS 10.0 · Critical
Improper access control in Azure Cosmos DB allows an unauthorized attacker to execute code over a network.
- CVE-2026-58043CVSS 7.5 · High
A flaw in Node.js Permission Model enforcement can over-grant filesystem access across radix-tree prefix boundaries. Under `--permission`, an attacker who is granted access to…
- CVE-2026-15250CVSS 5.3 · Medium
The Appointment Booking Plugin WordPress plugin before 5.6.8 does not restrict which booking fields an unauthenticated visitor can set through its public booking funnel, allowing…
- CVE-2026-14222CVSS 3.8 · Low
The Easy Appointments WordPress plugin through 3.12.26 does not perform any capability or nonce check in one of its connection-deletion actions, allowing users with contributor-le…