What’s Vulnerable › Products

Cohesity NetBackup Flex OS vulnerabilities

3 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 3 published in the last 12 months.

Check whether your Cohesity NetBackup Flex OS version is affected

Latest Cohesity NetBackup Flex OS vulnerabilities

• CVE-2026-28199 — Sensitive File Disclosure via Relative Path Traversal in NetBackup Flex OS Shell (CVSS 3.3)
• CVE-2026-28198 — Privilege Escalation via Cryptographic Signature Verification Bypass in NetBackup Flex OS Shell (CVSS 8.8)
• CVE-2026-28197 — Privilege Escalation via Argument Injection in NetBackup Flex OS Shell (CVSS 8.8)