Description
Nextcloud Desktop Client prior to 3.1.3 is vulnerable to resource injection by way of missing validation of URLs, allowing a malicious server to execute remote commands. User interaction is needed for exploitation.
References (5)
Core 5
Core References
Exploit, Third Party Advisory x_refsource_misc
https://hackerone.com/reports/1078002
Vendor Advisory x_refsource_misc
https://nextcloud.com/security/advisory/?id=NC-SA-2021-008
Patch, Third Party Advisory x_refsource_misc
https://github.com/nextcloud/desktop/pull/2906
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MTWBJAS5DJJIK7LLVBZZQTSJASUVIRVE/
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/202105-37
Scores
CVSS v3
8.8
EPSS
0.0221
EPSS Percentile
84.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-99
CWE-74
Status
published
Products (2)
fedoraproject/fedora
33
nextcloud/desktop
< 3.1.3
Published
Apr 14, 2021
Tracked Since
Feb 18, 2026