CVE-2021-32725: nextcloud nextcloud_server Insecure Inherited Permissions
Vulnerability summary
CVE-2021-32725 is a medium (CVSS 5.3) Insecure Inherited Permissions vulnerability in nextcloud nextcloud_server. EPSS estimates a 1.21% chance of exploitation in the next 30 days, higher than 68% of scored vulnerabilities.
Advisory lineage
Upstream 0 · Downstream 1 · Related 1Timeline
- 12-07-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
Nextcloud Server is a Nextcloud package that handles data storage. In versions prior to 19.0.13, 20.011, and 21.0.3, default share permissions were not being respected for federated reshares of files and folders. The issue was fixed in versions 19.0.13, 20.0.11, and 21.0.3. There are no known workarounds.
CVSS metrics
3 scores · 2 sources · 2 versions- CVE.orgCNA3.5LowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:NDiffers
EPSS trend
Probability
1.21%
Chance of exploitation in the next 30 days
Percentile
68%
Versus all other CVEs
30-day change
0.00 pp
From 1.21% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Nextcloud2 products
- nextcloud_server< 19.0.13 | ≥ 20.0.0, < 20.0.11 | ≥ 21.0.0, < 21.0.3
- security-advisories< 19.0.13 | ≥ 20.0.0, < 20.0.11 | ≥ 21.0.0, < 21.0.3
1 vendor · 2 products
References
4 links- github.com/nextcloud/security-advisories/security/advisories/GHSA-6f6v-h9x9-jj4vX Refsource CONFIRMThird Party Advisory