CVE-2026-10880 CRITICAL

CVE-2026-10880: Unauthenticated SQL Injection in Osnexus Quantastor

Vendor Osnexus
Product QuantaStor
Weakness CWE-89 · SQLi
Published June 4, 2026
Last update June 4, 2026

CVSS base score

9.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

OSNexus QuantaStor SDS Manager is vulnerable to SQL injection in the login endpoint. The username field is not properly sanitized before being incorporated into a SQL query, allowing an unauthenticated remote attacker to bypass authentication and log in as an administrator without supplying a valid password.

Key dates

02Disclosure timeline

June 4, 2026 CVE published
June 4, 2026 Record updated