🛡️ CVE-2026-45159
🟢 CVSS 3.5 — Low ✅ No Known Exploit CWE-639 NVD
3.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Nextcloud is an open source content collaboration platform. From versions 1.15.0 to before 1.15.4, 1.16.0 to before 1.16.3, 1.17.0 to before 1.17.1, and 1.18.0 to before 1.18.1, a malicious user with access to an end-to-end encrypted files drop link was able to also drop files into other end-to-end encrypted folders of the share owner. Reading and modifying of other files was not possible. This issue has been patched in versions 1.15.4, 1.16.3, 1.17.1, 1.18.1, and 2.0.0-rc.7.

Details

Severity LOW
CVSS Score 3.5
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
CWE CWE-639
Public Exploit ✅ No
Source NVD
Published 2026-06-01
Updated 2026-06-02
Modified 2026-06-01
Fix URL N/A

Affected Packages

Software From version Fixed in
unknown — —

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