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CVE-2026-45279Nextcloud: Limited path traversal via template API if using `{lang}` in config

nextcloud security-advisories Publicada: (hace 5 meses)

Descripción

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

Debilidad (CWE): CWE-22

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

FabricanteProductoVersiones
nextcloud nextcloud server 31.0.0 – < 31.0.14
nextcloud security-advisories >= 31.0.0, < 31.0.14, >= 32.0.0, < 32.0.4

Referencias y parches

Coincidencias CPE (NVD) (7)

  • cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:-:*:*:* ≥ 31.0.0 < 31.0.14
  • cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:-:*:*:* ≥ 32.0.0 < 32.0.4
  • cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:* ≥ 28.0.0 < 28.0.14.15
  • cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:* ≥ 29.0.0 < 29.0.17.12
  • cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:* ≥ 30.0.0 < 30.0.17.7
  • cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:* ≥ 31.0.0 < 31.0.14
  • cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:* ≥ 32.0.0 < 32.0.4