CVE-2023-25159
low-risk
Published 2023-02-13
Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform, and Nextcloud Office is a document collaboration app for the same platform. Nextcloud Server 24.0.x prior to 24.0.8 and 25.0.x prior to 25.0.1, Nextcloud Enterprise Server 24.0.x prior to 24.0.8 and 25.0.x prior to 25.0.1, and Nextcloud Office (Richdocuments) App 6.x prior to 6.3.1 and 7.x prior to 7.0.1 have previews accessible without a watermark. The download should be hidden and the watermark should get applied. This issue is fixed in Nextcloud Server 25.0.1 and 24.0.8, Nextcloud Enterprise Server 25.0.1 and 24.0.8, and Nextcloud Office (Richdocuments) App 7.0.1 (for 25) and 6.3.1 (for 24). No known workarounds are available.
Do I need to act?
-
0.20% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
2
CVSS 2.3/10
Low
LOCAL
/ LOW complexity
Affected Products (5)
Affected Vendors
References (8)
Broken Link
https://github.com/nextcloud/server/pull/34799
Permissions Required
https://hackerone.com/reports/1745755
Broken Link
https://github.com/nextcloud/server/pull/34799
Permissions Required
https://hackerone.com/reports/1745755
23
/ 100
low-risk
Severity
10/34 · Low
Exploitability
1/34 · Minimal
Exposure
12/34 · Low