Critical severity9.8NVD Advisory· Published Nov 21, 2023· Updated Jun 17, 2026
CVE-2023-49105
CVE-2023-49105
Description
An issue was discovered in ownCloud owncloud/core before 10.13.1. An attacker can access, modify, or delete any file without authentication if the username of a victim is known, and the victim has no signing-key configured. This occurs because pre-signed URLs can be accepted even when no signing-key is configured for the owner of the files. The earliest affected version is 10.6.0.
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Affected products
3Patches
Vulnerability mechanics
References
2- owncloud.com/security-advisories/webdav-api-authentication-bypass-using-pre-signed-urls/nvdVendor Advisory
- owncloud.org/securitynvdProduct
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