CriticalCritical vulnerability

CVE-2026-75878 (CVSS 9.1)

NVD · officialPublished Sep 18, 2026Risk 50/100EPSS 0.5%

IBM Sterling File Gateway could allow a remote attacker to bypass authentication and obtain a fully authenticated session due to improper authentication via an unvalidated SSO header.

Technical details

CVSS

9.1

AV:NetworkAC:LowPR:NoneUI:NoneC:HighI:HighA:None

Evidence and sources

This record is attributed to NVD. Exploitation status and remediation guidance are kept separate from the vulnerability's technical severity.

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