Medium severity5.3NVD Advisory· Published Mar 8, 2022· Updated Jun 17, 2026
CVE-2021-41239
CVE-2021-41239
Description
Nextcloud server is a self hosted system designed to provide cloud style services. In affected versions the User Status API did not consider the user enumeration settings by the administrator. This allowed a user to enumerate other users on the instance, even when user listings where disabled. It is recommended that the Nextcloud Server is upgraded to 20.0.14, 21.0.6 or 22.2.1. There are no known workarounds.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
7- osv-coords3 versionspkg:rpm/opensuse/nextcloud&distro=openSUSE%20Leap%2015.3pkg:rpm/suse/nextcloud&distro=SUSE%20Package%20Hub%2012pkg:rpm/suse/nextcloud&distro=SUSE%20Package%20Hub%2015%20SP3
< 21.0.9-bp153.2.12.1+ 2 more
- (no CPE)range: < 21.0.9-bp153.2.12.1
- (no CPE)range: < 21.0.9-37.1
- (no CPE)range: < 21.0.9-bp153.2.12.1
- nextcloud/security-advisoriesv5Range: < 20.0.14
Patches
Vulnerability mechanics
References
4- github.com/nextcloud/server/issues/27122nvdIssue TrackingPatchThird Party Advisory
- github.com/nextcloud/server/pull/29260nvdPatchThird Party Advisory
- github.com/nextcloud/security-advisories/security/advisories/GHSA-g722-cm3h-8wrxnvdIssue TrackingThird Party Advisory
- security.gentoo.org/glsa/202208-17nvdThird Party Advisory
News mentions
0No linked articles in our index yet.