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IBMCVE-2026-18848

IBM Power Systems Firmware: cross-site request forgery

IBM

CVE-2026-18848 · Published Aug 19, 2026 · updated Aug 25, 2026

High8.3
No fix yet
IBM advisory

IBM Power Systems 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 ASMI web interface. An attacker who can lure a logged-in ASMI administrator to visit a crafted web page can, under specific conditions, silently perform administrative actions on the FSP on behalf of that administrator, resulting in a confidentiality, integrity, and availability impact to the managed system.

Affected versions

PackageAffectedFixed in
Power Systems Firmware
Product
<= FW1120.00No fix yet
>= FW1110.00, <= FW1110.30No fix yet
>= FW1060.00, <= FW1060.80No fix yet
>= FW950.00, <= FW950.H2No fix yet
Details and references
CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:H
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-352

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