CVE-2026-18848 PUBLISHED

Power System Cross-Site Request Forgery (CSRF)

Assigner: ibm
Reserved: 04.08.2026 Published: 19.08.2026 Updated: 19.08.2026

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.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:H
CVSS Score: 8.3

Product Status

Vendor IBM
Product Power Systems Firmware
Versions
  • Version FW1120.00 is affected
  • affected from FW1110.00 to FW1110.30 (incl.)
  • affected from FW1060.00 to FW1060.80 (incl.)
  • affected from FW950.00 to FW950.H2 (incl.)

Solutions

Customers with the products below should install FW1120.01(1120_167), FW1110.31(1110_134) or newer to remediate this vulnerability.

Power 11 1) IBM Power System E1180 (9080-HEU)

Customers with the products below should install FW1060.81(1060_184) or newer to remediate this vulnerability.

Power 10 1) IBM Power System E1080 (9080-HEX)

Customers with the products below should install FW950.H3(950_230) or newer to remediate this vulnerability.

Power 9 1) IBM Power System S922 (9009-22G) 2) IBM Power System H922 (9223-22S) 3) IBM Power System S914 (9009-41G) 4) IBM Power System S924 (9009-42G) 5) IBM Power System H924 (9223-42S) 6) IBM Power System E950 (9040-MR9) 7) IBM Power System E980 (9080-M9S)

The images mentioned above can be located at IBM Fix Central : https://www.ibm.com/support/fixcentral/

References

Problem Types

  • CWE-352 Cross-Site Request Forgery (CSRF) CWE