CVE-2026-18681
This Power System Buffer Overflow
CVSS Score
6.8
EPSS Score
0.0%
EPSS Percentile
0th
IBM Server Firmware FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, and FW950.00 through FW950.H2 is affected by a vulnerability in the FSP firmware update process. An attacker with authenticated administrator-level access to the FSP can, under specific conditions, execute arbitrary code, resulting in a confidentiality, integrity, and availability impact.
| CWE | CWE-121 |
| Vendor | ibm |
| Product | server firmware |
| Published | Aug 19, 2026 |
| Last Updated | Aug 19, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
IBM / Server Firmware
FW1120.00 FW1110.00 ≤ FW1110.30 FW1060.00 ≤ FW1060.80 FW950.00 ≤ FW950.H2