IBMCVE-2026-75878
IBM Sterling File Gateway: authentication bypass
Critical9.1CVE-2026-75878 · Published Sep 18, 2026 · updated Sep 22, 2026
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.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Sterling File Gateway Product | >= 6.2.0.0, <= 6.2.0.6_1, 6.2.1.0 - 6.2.1.2, 6.2.2.0 - 6.2.2.1 | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-287
More IBM advisories
All IBM| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Sep 18 | IBM Guardium Data Protection: improper authorization | High8.1 | No fix yet |
| Sep 18 | IBM Guardium Data Protection: cross-site request forgery | High8.8 | No fix yet |
| Sep 18 | IBM Guardium Data Protection: command injection | High8.1 | No fix yet |
| Sep 18 | IBM Guardium Data Protection: remote code execution | High7.2 | No fix yet |
| Sep 18 | IBM Guardium Data Protection: privilege escalation | High7.8 | No fix yet |
| Sep 18 | IBM Guardium Data Protection: information disclosure | High7.7 | No fix yet |