CVE-2026-62323 | Cloudreve up to 4.16.x WOPI ViewerSessionValidation improper authentication

July 31, 2026 Yanac

A vulnerability described as critical has been identified in Cloudreve up to 4.16.x. This impacts the function ViewerSessionValidation of the component WOPI. Such manipulation leads to improper authentication.

This vulnerability is listed as CVE-2026-62323. The attack may be performed from remote. There is no available exploit.

Upgrading the affected component is recommended.VulDB Recent EntriesRead More