Vulnerabilities > Nextcloud > Nextcloud Server

DATE CVE VULNERABILITY TITLE RISK
2020-10-05 CVE-2020-8223 Improper Privilege Management vulnerability in multiple products
A logic error in Nextcloud Server 19.0.0 caused a privilege escalation allowing malicious users to reshare with higher permissions than they got assigned themselves.
network
low complexity
nextcloud fedoraproject CWE-269
6.5
2020-05-12 CVE-2020-8155 Cross-site Scripting vulnerability in Nextcloud Server
An outdated 3rd party library in the Files PDF viewer for Nextcloud Server 18.0.2 caused a Cross-site scripting vulnerability when opening a malicious PDF.
network
low complexity
nextcloud CWE-79
5.4
2020-05-12 CVE-2020-8154 Authorization Bypass Through User-Controlled Key vulnerability in Nextcloud Server
An Insecure direct object reference vulnerability in Nextcloud Server 18.0.2 allowed an attacker to remote wipe devices of other users when sending a malicious request directly to the endpoint.
network
low complexity
nextcloud CWE-639
7.7
2020-03-20 CVE-2020-8139 Missing Authorization vulnerability in multiple products
A missing access control check in Nextcloud Server < 18.0.1, < 17.0.4, and < 16.0.9 causes hide-download shares to be downloadable when appending /download to the URL.
network
low complexity
nextcloud fedoraproject CWE-862
6.5
2020-03-20 CVE-2020-8138 Server-Side Request Forgery (SSRF) vulnerability in Nextcloud Server
A missing check for IPv4 nested inside IPv6 in Nextcloud server < 17.0.1, < 16.0.7, and < 15.0.14 allowed a Server-Side Request Forgery (SSRF) vulnerability when subscribing to a malicious calendar URL.
network
low complexity
nextcloud CWE-918
6.5
2020-02-04 CVE-2020-8122 Improper Input Validation vulnerability in Nextcloud Server
A missing check in Nextcloud Server 14.0.3 could give recipient the possibility to extend the expiration date of a share they received.
network
low complexity
nextcloud CWE-20
4.3
2020-02-04 CVE-2020-8121 Exposure of Resource to Wrong Sphere vulnerability in Nextcloud Server
A bug in Nextcloud Server 14.0.4 could expose more data in reshared link shares than intended by the sharer.
network
low complexity
nextcloud CWE-668
8.1
2020-02-04 CVE-2020-8120 Cross-site Scripting vulnerability in Nextcloud Server 16.0.1
A reflected Cross-Site Scripting vulnerability in Nextcloud Server 16.0.1 was discovered in the svg generation.
network
low complexity
nextcloud CWE-79
6.1
2020-02-04 CVE-2020-8119 Incorrect Authorization vulnerability in Nextcloud Server
Improper authorization in Nextcloud server 17.0.0 causes leaking of previews and files when a file-drop share link is opened via the gallery app.
network
low complexity
nextcloud CWE-863
4.3
2020-02-04 CVE-2020-8118 Server-Side Request Forgery (SSRF) vulnerability in multiple products
An authenticated server-side request forgery in Nextcloud server 16.0.1 allowed to detect local and remote services when adding a new subscription in the calendar application.
network
low complexity
nextcloud novell opensuse CWE-918
5.0