5.3Media
CVE-2026-45543Nextcloud: Deleting a Forms collaborator share leaves uploaded response files accessible through a lingering Files share
Descripción
Nextcloud is an open source content collaboration platform. From version 4.3.0 to before version 5.2.7, a removed collaborator retains unauthorized read access to uploaded respondent files for the affected form. The scope is limited to uploaded files for forms where that user previously had results access. This issue has been patched in version 5.2.7.
Debilidad (CWE):
CWE-552
Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.
Productos y versiones afectados
| Fabricante | Producto | Versiones | |
|---|---|---|---|
| nextcloud | forms | 4.3.0 – < 5.2.7 | |
| nextcloud | security-advisories | >= 4.3.0, < 5.2.7 |
Referencias y parches
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-q4fw-6jf8-5vhh MitigationVendor Advisory
- https://github.com/nextcloud/forms/pull/3291 Issue TrackingPatch
- https://hackerone.com/reports/3617352
Coincidencias CPE (NVD) (1)
cpe:2.3:a:nextcloud:forms:*:*:*:*:*:*:*:*≥ 4.3.0 < 5.2.7