What’s Vulnerable › Vulnerabilities
CVE-2026-10880: Unauthenticated SQL Injection in Osnexus Quantastor
- Severity: critical (CVSS 9.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-06-04 · updated 2026-07-22
- Weakness: CWE-89
Description
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.
Affected products
- OSNEXUS QuantaStor: from 5.9 before 6.6.1 — fixed in 6.6.1
How to fix
Upgrade to a fixed version: OSNEXUS QuantaStor 6.6.1. Check the vendor advisory for mitigations.
References
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