High severity8.2NVD Advisory· Published Jan 16, 2026· Updated Apr 15, 2026
CVE-2021-47801
CVE-2021-47801
Description
Vianeos OctoPUS 5 contains a time-based blind SQL injection vulnerability in the 'login_user' parameter during authentication requests. Attackers can exploit this vulnerability by crafting malicious POST requests with specially constructed SQL payloads that trigger database sleep functions to extract information.
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Affected products
1Patches
Vulnerability mechanics
References
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