CVEvulnerability
CVE-2023-48304
4.3 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2023-11-21
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 4.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- CVSS 3.1 ([email protected])
- 4.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
- Weaknesses
- CWE-639
Description
Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 25.0.0 and prior to versions 25.0.11, 26.0.6, and 27.1.0 of Nextcloud Server and starting in version 22.0.0 and prior to versions 22.2.10.16, 23.0.12.11, 24.0.12.7, 25.0.11, 26.0.6, and 27.1.0 of Nextcloud Enterprise Server, an attacker could enable and disable the birthday calendar for any user on the same server. Nextcloud Server 25.0.11, 26.0.6, and 27.1.0 and Nextcloud Enterprise Server 22.2.10.16, 23.0.12.11, 24.0.12.7, 25.0.11, 26.0.6, and 27.1.0 contain patches for this issue. No known workarounds are available.
Affected configurations
• nextcloud nextcloud server (>= 22.0.0 <= 22.2.10.16)
• nextcloud nextcloud server (>= 23.0.0 < 23.0.12.11)
• nextcloud nextcloud server (>= 24.0.0 < 24.0.12.7)
• nextcloud nextcloud server (>= 25.0.0 < 25.0.11)
• nextcloud nextcloud server (>= 26.0.0 < 26.0.6)
• nextcloud nextcloud server (>= 27.0.0 < 27.1.0)
Related
Weakness · CWE (1)
- CWE-639 Authorization Bypass Through User-Controlled Key weakness
References
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-8jwv-c8c8-9fr3 Vendor Advisory
- https://github.com/nextcloud/server/pull/40292 Issue Tracking, Patch
- https://hackerone.com/reports/2112973 Exploit, Third Party Advisory
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-8jwv-c8c8-9fr3 Vendor Advisory
- https://github.com/nextcloud/server/pull/40292 Issue Tracking, Patch
- https://hackerone.com/reports/2112973 Exploit, Third Party Advisory