A vulnerability identified as critical has been detected in YunaiV yudao-cloud up to 2026.01 . This vulnerability affects unknown code of the file /admin-api/system/mail-log/page . This manipulation of the argument toMail causes sql injection. This vulnerability is handled as CVE-2026-5148 . The attack can be initiated remotely. Additionally, an exploit exists. The vendor was contacted early about this disclosure but did not respond in any way.