Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 31.0.0 to before 31.0.14, and 32.0.0 to before 32.0.4, if {lang} is used in the template directory config value, non-admin users can in some cases copy arbitrary files (depending on unix permissions) into their own Nextcloud directory via a path traversal. It is recommended that the Nextcloud Server is upgraded to 32.0.4, 31.0.14. It is recommended that the Nextcloud Enterprise Server is upgraded to 32.0.4, 31.0.14, 30.0.17.7, 29.0.17.12, 28.0.14.15
History

Wed, 03 Jun 2026 17:30:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:-:*:*:*
cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:*

Wed, 03 Jun 2026 02:30:00 +0000

Type Values Removed Values Added
First Time appeared Nextcloud
Nextcloud nextcloud Server
Vendors & Products Nextcloud
Nextcloud nextcloud Server

Tue, 02 Jun 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 01 Jun 2026 19:00:00 +0000

Type Values Removed Values Added
Description Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 31.0.0 to before 31.0.14, and 32.0.0 to before 32.0.4, if {lang} is used in the template directory config value, non-admin users can in some cases copy arbitrary files (depending on unix permissions) into their own Nextcloud directory via a path traversal. It is recommended that the Nextcloud Server is upgraded to 32.0.4, 31.0.14. It is recommended that the Nextcloud Enterprise Server is upgraded to 32.0.4, 31.0.14, 30.0.17.7, 29.0.17.12, 28.0.14.15
Title Nextcloud: Limited path traversal via template API if using `{lang}` in config
Weaknesses CWE-22
References
Metrics cvssV3_1

{'score': 4.4, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2026-06-01T16:52:18.958Z

Updated: 2026-06-02T12:50:50.841Z

Reserved: 2026-05-11T18:41:13.157Z

Link: CVE-2026-45279

cve-icon Vulnrichment

Updated: 2026-06-02T12:50:45.619Z

cve-icon NVD

Status : Analyzed

Published: 2026-06-01T19:16:49.980

Modified: 2026-06-03T17:15:56.523

Link: CVE-2026-45279

cve-icon Redhat

No data.