CVE-2026-45543 Nextcloud: Deleting a Forms collaborator share leaves uploaded response files accessible through a lingering Files share

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 resul...

CVE-2026-45543 Nextcloud: Deleting a Forms collaborator share leaves uploaded response files accessible through a lingering Files share

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 resul...

Nextcloud Forms 安全漏洞

NextCloud Forms is an open-source, hosted questionnaire and form creation tool developed by NextCloud. There were security vulnerabilities in versions 4.3.0 to 5.2.7 of NextCloud Forms, which stemmed from unauthorized access to respondent files uploaded through affected forms, due to retained...

Nextcloud Forms 安全漏洞

NextCloud Forms is an open-source, hosted questionnaire and form creation tool developed by NextCloud. Versions of NextCloud Forms prior to 5.2.6 contained a security vulnerability due to a lack of permission checks. This vulnerability could allow users to request access to other users’ form...