Unrated severityNVD Advisory· Published Aug 10, 2023· Updated Oct 10, 2024
Text does not respect "Allow download" permissions
CVE-2023-39961
Description
Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 24.0.4 and prior to versions 25.0.9, 26.0.4, and 27.0.1, when a folder with images or an image was shared without download permissions, the user could add the image inline into a text file and download it. Nextcloud Server versions 25.0.9, 26.0.4, and 27.0.1 and Nextcloud Enterprise Server versions 24.0.12.5, 25.0.9, 26.0.4, and 27.0.1 contain a patch for this issue. No known workarounds are available.
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Affected products
3- Range: >=24.0.12.5, <27.0.1
- nextcloud/security-advisoriesv5Range: >= 24.0.4, < 24.0.12.5
Patches
Vulnerability mechanics
References
3- github.com/nextcloud/security-advisories/security/advisories/GHSA-qhgm-w4gx-gvgpmitrex_refsource_CONFIRM
- github.com/nextcloud/text/pull/4481mitrex_refsource_MISC
- hackerone.com/reports/1965156mitrex_refsource_MISC
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