CVE-2026-19234 Vulnerability Analysis & Exploit Details

CVE-2026-19234
Vulnerability Scoring

8.2
/10
Severe Risk

Cybersecurity professionals consider CVE-2026-19234 an immediate threat requiring urgent mitigation.

Attack Complexity Details

  • Attack Complexity: Low
    Exploits can be performed without significant complexity or special conditions.
  • Attack Vector: Local
    Vulnerability requires local system access.
  • Privileges Required: High
    High-level privileges are required for exploitation.
  • Scope: Changed
    Successful exploitation can impact components beyond the vulnerable component.
  • User Interaction: None
    No user interaction is necessary for exploitation.

CVE-2026-19234 Details

Status: Analyzed

Last updated: 🕒 26 Aug 2026, 15:29 UTC
Originally published on: 🕕 19 Aug 2026, 18:16 UTC

Time between publication and last update: 6 days

CVSS Release: version 3

CVSS3 Source

psirt@us.ibm.com

CVSS3 Type

Secondary

CVSS3 Vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CVE-2026-19234 Vulnerability Summary

CVE-2026-19234: Power Systems Firmware FW1120.00, FW1110.00 through FW1110.30, and FW1060.00 through FW1060.80 is affected by a vulnerability in the host firmware boot process image validation path. An attacker with service access to the service processor can supply a maliciously crafted code update image, allowing arbitrary code to be executed on the host system. Successful exploitation could result in a confidentiality, integrity, and availability impact to the affected host system.

Assessing the Risk of CVE-2026-19234

Access Complexity Graph

The exploitability of CVE-2026-19234 depends on two key factors: attack complexity (the level of effort required to execute an exploit) and privileges required (the access level an attacker needs).

Exploitability Analysis for CVE-2026-19234

The exploitability of CVE-2026-19234 is influenced by multiple factors. Security teams should analyze system configurations and apply appropriate countermeasures to mitigate threats.

Understanding AC and PR

A lower complexity and fewer privilege requirements make exploitation easier. Security teams should evaluate these aspects to determine the urgency of mitigation strategies, such as patch management and access control policies.

Attack Complexity (AC) measures the difficulty in executing an exploit. A high AC means that specific conditions must be met, making an attack more challenging, while a low AC means the vulnerability can be exploited with minimal effort.

Privileges Required (PR) determine the level of system access necessary for an attack. Vulnerabilities requiring no privileges are more accessible to attackers, whereas high privilege requirements limit exploitation to authorized users with elevated access.

CVSS Score Breakdown Chart

Above is the CVSS Sub-score Breakdown for CVE-2026-19234, illustrating how Base, Impact, and Exploitability factors combine to form the overall severity rating. A higher sub-score typically indicates a more severe or easier-to-exploit vulnerability.

CIA Impact Analysis

Below is the Impact Analysis for CVE-2026-19234, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: High
    Exploiting CVE-2026-19234 can result in unauthorized access to sensitive data, severely compromising data privacy.
  • Integrity: High
    CVE-2026-19234 could allow unauthorized modifications to data, potentially affecting system reliability and trust.
  • Availability: High
    CVE-2026-19234 can disrupt system operations, potentially causing complete denial of service (DoS).

CVE-2026-19234 References

External References

CWE Common Weakness Enumeration

CWE-121

Vulnerable Configurations

  • cpe:2.3:o:ibm:power_system_s1122_\(9824-22a\)_firmware:fw1110.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1122_\(9824-22a\)_firmware:fw1110.00:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1122_\(9824-22a\)_firmware:fw1110.30:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1122_\(9824-22a\)_firmware:fw1110.30:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1122_\(9824-22a\)_firmware:fw1120.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1122_\(9824-22a\)_firmware:fw1120.00:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_s1122_\(9824-22a\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_s1122_\(9824-22a\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1124_\(9824-42a\)_firmware:fw1110.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1124_\(9824-42a\)_firmware:fw1110.00:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1124_\(9824-42a\)_firmware:fw1110.30:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1124_\(9824-42a\)_firmware:fw1110.30:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1124_\(9824-42a\)_firmware:fw1120.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1124_\(9824-42a\)_firmware:fw1120.00:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_s1124_\(9824-42a\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_s1124_\(9824-42a\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1122s_\(9824-22b\)_firmware:fw1110.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1122s_\(9824-22b\)_firmware:fw1110.00:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1122s_\(9824-22b\)_firmware:fw1110.30:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1122s_\(9824-22b\)_firmware:fw1110.30:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1122s_\(9824-22b\)_firmware:fw1120.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1122s_\(9824-22b\)_firmware:fw1120.00:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_s1122s_\(9824-22b\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_s1122s_\(9824-22b\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1114_\(9824-41b\)_firmware:fw1110.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1114_\(9824-41b\)_firmware:fw1110.00:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1114_\(9824-41b\)_firmware:fw1110.30:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1114_\(9824-41b\)_firmware:fw1110.30:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1114_\(9824-41b\)_firmware:fw1120.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1114_\(9824-41b\)_firmware:fw1120.00:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_s1114_\(9824-41b\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_s1114_\(9824-41b\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_l1122_\(9856-22h\)_firmware:fw1110.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_l1122_\(9856-22h\)_firmware:fw1110.00:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_l1122_\(9856-22h\)_firmware:fw1110.30:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_l1122_\(9856-22h\)_firmware:fw1110.30:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_l1122_\(9856-22h\)_firmware:fw1120.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_l1122_\(9856-22h\)_firmware:fw1120.00:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_l1122_\(9856-22h\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_l1122_\(9856-22h\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_l1124_\(9856-42h\)_firmware:fw1110.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_l1124_\(9856-42h\)_firmware:fw1110.00:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_l1124_\(9856-42h\)_firmware:fw1110.30:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_l1124_\(9856-42h\)_firmware:fw1110.30:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_l1124_\(9856-42h\)_firmware:fw1120.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_l1124_\(9856-42h\)_firmware:fw1120.00:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_l1124_\(9856-42h\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_l1124_\(9856-42h\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_e1150_\(9043-mru\)_firmware:fw1110.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_e1150_\(9043-mru\)_firmware:fw1110.00:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_e1150_\(9043-mru\)_firmware:fw1110.30:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_e1150_\(9043-mru\)_firmware:fw1110.30:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_e1150_\(9043-mru\)_firmware:fw1120.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_e1150_\(9043-mru\)_firmware:fw1120.00:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_e1150_\(9043-mru\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_e1150_\(9043-mru\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1112_\(9242-21b\)_firmware:fw1120.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1112_\(9242-21b\)_firmware:fw1120.00:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_s1112_\(9242-21b\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_s1112_\(9242-21b\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1112_\(9242-21t\)_firmware:fw1120.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1112_\(9242-21t\)_firmware:fw1120.00:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_s1112_\(9242-21t\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_s1112_\(9242-21t\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_e1080_\(9080-hex\)_firmware:fw1060.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_e1080_\(9080-hex\)_firmware:fw1060.00:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_e1080_\(9080-hex\)_firmware:fw1060.10:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_e1080_\(9080-hex\)_firmware:fw1060.10:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_e1080_\(9080-hex\)_firmware:fw1060.72:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_e1080_\(9080-hex\)_firmware:fw1060.72:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_e1080_\(9080-hex\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_e1080_\(9080-hex\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1022_\(9105-22a\)_firmware:fw1060.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1022_\(9105-22a\)_firmware:fw1060.00:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1022_\(9105-22a\)_firmware:fw1060.72:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1022_\(9105-22a\)_firmware:fw1060.72:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_s1022_\(9105-22a\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_s1022_\(9105-22a\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1024_\(9105-42a\)_firmware:fw1060.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1024_\(9105-42a\)_firmware:fw1060.00:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1024_\(9105-42a\)_firmware:fw1060.72:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1024_\(9105-42a\)_firmware:fw1060.72:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_s1024_\(9105-42a\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_s1024_\(9105-42a\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1022s_\(9105-22b\)_firmware:fw1060.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1022s_\(9105-22b\)_firmware:fw1060.00:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1022s_\(9105-22b\)_firmware:fw1060.72:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1022s_\(9105-22b\)_firmware:fw1060.72:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_s1022s_\(9105-22b\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_s1022s_\(9105-22b\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1014_\(9105-41b\)_firmware:fw1060.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1014_\(9105-41b\)_firmware:fw1060.00:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1014_\(9105-41b\)_firmware:fw1060.72:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1014_\(9105-41b\)_firmware:fw1060.72:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_s1014_\(9105-41b\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_s1014_\(9105-41b\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_l1022_\(9786-22h\)_firmware:fw1060.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_l1022_\(9786-22h\)_firmware:fw1060.00:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_l1022_\(9786-22h\)_firmware:fw1060.72:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_l1022_\(9786-22h\)_firmware:fw1060.72:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_l1022_\(9786-22h\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_l1022_\(9786-22h\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_l1024_\(9786-42h\)_firmware:fw1060.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_l1024_\(9786-42h\)_firmware:fw1060.00:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_l1024_\(9786-42h\)_firmware:fw1060.72:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_l1024_\(9786-42h\)_firmware:fw1060.72:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_l1024_\(9786-42h\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_l1024_\(9786-42h\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_e1050_\(9043-mrx\)_firmware:fw1060.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_e1050_\(9043-mrx\)_firmware:fw1060.00:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_e1050_\(9043-mrx\)_firmware:fw1060.72:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_e1050_\(9043-mrx\)_firmware:fw1060.72:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_e1050_\(9043-mrx\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_e1050_\(9043-mrx\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1012_\(9028-21b\)_firmware:fw1060.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1012_\(9028-21b\)_firmware:fw1060.00:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_s1012_\(9028-21b\)_firmware:fw1060.72:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_s1012_\(9028-21b\)_firmware:fw1060.72:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_s1012_\(9028-21b\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_s1012_\(9028-21b\):-:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_e1180_\(9080-heu\)_firmware:fw1110.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_e1180_\(9080-heu\)_firmware:fw1110.00:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_e1180_\(9080-heu\)_firmware:fw1110.30:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_e1180_\(9080-heu\)_firmware:fw1110.30:*:*:*:*:*:*:*
  • cpe:2.3:o:ibm:power_system_e1180_\(9080-heu\)_firmware:fw1120.00:*:*:*:*:*:*:*
    cpe:2.3:o:ibm:power_system_e1180_\(9080-heu\)_firmware:fw1120.00:*:*:*:*:*:*:*
  • cpe:2.3:h:ibm:power_system_e1180_\(9080-heu\):-:*:*:*:*:*:*:*
    cpe:2.3:h:ibm:power_system_e1180_\(9080-heu\):-:*:*:*:*:*:*:*

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