NetBackup Flex OS vulnerabilities

2 known vulnerabilities in NetBackup Flex OS from Cohesity. 2 are rated high or critical. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.

Latest first

• 8.8 High severity

  NetBackup Flex OS: Improper Verification of Cryptographic Signature

  CVE-2026-28198Sep 18, 2026Cohesity

  An authenticated, low-privileged user with access to the NetBackup Flex OS management shell could bypass the cryptographic signature verification step of a privileged support command by supplying a specially formed access credential. Successful exploitation gr

• 8.8 High severity

  NetBackup Flex OS: Improper Neutralization of Argument Delimiters in a Command

  CVE-2026-28197Sep 18, 2026Cohesity

  An authenticated, low-privileged user with access to the NetBackup Flex OS management shell could supply a specially crafted input to a privileged administrative command, causing it to execute arbitrary code with root-level permissions. Successful exploitation