CVE-2026-18668
Protection Mechanism Failure vulnerability affects IBM Sterling File Gateway
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
IBM Sterling File Gateway 6.2.1.0 through 6.2.1.2_1 and 6.2.2.0 - 6.2.2.1_1 could allow a remote attacker to perform protocol downgrade attacks due to a security misconfiguration.
| CWE | CWE-693 |
| Vendor | ibm |
| Product | sterling file gateway |
| Published | Nov 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
IBM / Sterling File Gateway
6.2.1.0 ≤ 6.2.1.2_1, 6.2.2.0 - 6.2.2.1_1