What is CVE-2026-28199?

CVE-2026-28199 is a low-severity vulnerability, classified under Improper Verification of Cryptographic Signature. CVSS score: 3.3/10. Published 2026-09-18.

How severe is CVE-2026-28199?

Low severity. CVSS v3 base score is 3.3 out of 10.

CVE-2026-28199

CVE-2026-28199

An authenticated user with access to the NetBackup Flex OS management shell could read arbitrary files from the underlying operating system by supplying a specially crafted path argument to a diagnostic command. Successful exploitation could expose sensitive system configuration and credential material stored on the appliance.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Weakness classification (CWE)

CWE-347 — Improper Verification of Cryptographic Signature

References

a6d3dc9e-0591-4a13-bce7-0f5b31ff6158 (government-resource)
a6d3dc9e-0591-4a13-bce7-0f5b31ff6158 (vendor-advisory)

Frequently asked questions

What is CVE-2026-28199?: CVE-2026-28199 is a low-severity vulnerability, classified under Improper Verification of Cryptographic Signature. CVSS score: 3.3/10. Published 2026-09-18.
How severe is CVE-2026-28199?: Low severity. CVSS v3 base score is 3.3 out of 10.