Medium severity5.7NVD Advisory· Published Feb 25, 2023· Updated Jun 17, 2026
CVE-2023-25821
CVE-2023-25821
Description
Nextcloud is an Open Source private cloud software. Versions 24.0.4 and above, prior to 24.0.7, and 25.0.0 and above, prior to 25.0.1, contain Improper Access Control. Secure view for internal shares can be circumvented if reshare permissions are also given. This issue is patched in versions 24.0.7 and 25.0.1. No workaround is available.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
6cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*range: >=24.0.4,<24.0.7
- cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:*range: >=24.0.4,<24.0.7
- cpe:2.3:a:nextcloud:nextcloud_server:25.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:nextcloud:nextcloud_server:25.0.0:*:*:*:enterprise:*:*:*
- Range: >= 24.0.4, < 24.0.7
Patches
Vulnerability mechanics
References
3- github.com/nextcloud/server/pull/34502nvdPatch
- hackerone.com/reports/1724016nvdExploitThird Party Advisory
- github.com/nextcloud/security-advisories/security/advisories/GHSA-7w6h-5qgw-4j94nvdVendor Advisory
News mentions
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