IBM Power System s1112 (9242-21t) Firmware vulnerabilities

27 CVEs affecting IBM Power System s1112 (9242-21t) Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-19492, published 2026-09-24.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2026-17028, published 2026-08-19. Medium severity, CVSS 6.5. EPSS: 0.3% chance of exploitation in the next 30 days. IBM PowerVM Hypervisor FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, and FW950.00 through FW950.H2 is affected by a vulnerability in partition firmware during network boot. An…
CVE-2026-16724, published 2026-08-19. Medium severity, CVSS 4.5. EPSS: 0.3% chance of exploitation in the next 30 days. IBM Virtualization Management Interface FW1110.00 through FW1110.30, FW1120.00 through FW1120.00, and FW1060.00 through FW1060.80 is affected by a vulnerability in the Virtualization Management…
CVE-2026-18821, published 2026-08-19. High severity, CVSS 8.8. EPSS: 0.2% chance of exploitation in the next 30 days. IBM PowerVM Hypervisor FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, and FW950.00 through FW950.H2 Power Systems Firmware is affected by a vulnerability in partition firmware…
CVE-2026-17414, published 2026-08-19. High severity, CVSS 8.8. EPSS: 0.2% chance of exploitation in the next 30 days. IBM PowerVM Hypervisor FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, and FW950.00 through FW950.H2 Power Systems Firmware is affected by a vulnerability in partition firmware…
CVE-2026-18870, published 2026-09-24. Medium severity, CVSS 4.3. EPSS: 0.2% chance of exploitation in the next 30 days. IBM PowerVM Hypervisor FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, FW1060.00 through FW1060.81, and FW950.00 through FW950.H3 could allow a remote attacker to obtain sensitive…
CVE-2026-16930, published 2026-08-19. High severity, CVSS 8.2. EPSS: 0.2% chance of exploitation in the next 30 days. IBM Power Systems Firmware FW1120.00, FW1110.00 through FW1110.30, and FW1060.00 through FW1060.80 is affected by a vulnerability in the interface between the BMC/FSP and the host system. An attacker…
CVE-2026-16933, published 2026-08-19. High severity, CVSS 8.2. EPSS: 0.2% chance of exploitation in the next 30 days. IBM Power Systems Firmware FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, FW950.00 through FW950.H2, OP940.00 through OP940.a1 (Power9), and OP940.00 through OP940.81 (Power…
CVE-2026-16707, published 2026-08-19. High severity, CVSS 8.2. EPSS: 0.2% chance of exploitation in the next 30 days. IBM PowerVM Hypervisor 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 service processor mailbox interface. An…
CVE-2026-16661, published 2026-08-19. High severity, CVSS 8.2. EPSS: 0.2% chance of exploitation in the next 30 days. IBM PowerVM Hypervisor 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 service processor mailbox interface. An…
CVE-2026-17494, published 2026-08-19. High severity, CVSS 8.2. EPSS: 0.2% chance of exploitation in the next 30 days. IBM Power Systems Firmware FW1120.00, and FW1110.00 through FW1110.30 is affected by a vulnerability in the interface between the BMC and the host system. An attacker with service access to the BMC…

Latest

CVE-2026-19492, published 2026-09-24. Low severity, CVSS 3.2. EPSS: 0.1% chance of exploitation in the next 30 days. IBM PowerVM Hypervisor FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, and FW1060.00 through FW1060.81 is affected by a vulnerability in a hypervisor call interface. An attacker with root…
CVE-2026-18857, published 2026-09-24. Low severity, CVSS 3.4. EPSS: 0.1% chance of exploitation in the next 30 days. IBM OPENBMC FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, and FW1060.00 through FW1060.81 is affected by a vulnerability in the BMC firmware management interface. The host system can…
CVE-2026-17511, published 2026-09-24. Low severity, CVSS 3.4. EPSS: 0.1% chance of exploitation in the next 30 days. IBM PowerVM Hypervisor FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, FW1060.00 through FW1060.81, and FW950.00 through FW950.H3 is affected by a vulnerability in the partition resource…
CVE-2026-17504, published 2026-09-24. Medium severity, CVSS 4.4. EPSS: 0.1% chance of exploitation in the next 30 days. IBM PowerVM Hypervisor FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, FW1060.00 through FW1060.81, and FW950.00 through FW950.H3 is affected by a vulnerability in the partition firmware…
CVE-2026-17503, published 2026-09-24. Medium severity, CVSS 5.1. EPSS: 0.1% chance of exploitation in the next 30 days. IBM PowerVM Hypervisor FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, FW1060.00 through FW1060.81, and FW950.00 through FW950.H3 is affected by a vulnerability in the partition firmware…
CVE-2026-17413, published 2026-09-24. Medium severity, CVSS 5.1. EPSS: 0.1% chance of exploitation in the next 30 days. IBM PowerVM Hypervisor FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, FW1060.00 through FW1060.81, and FW950.00 through FW950.H3 is affected by a vulnerability in the RTAS firmware-to-OS…
CVE-2026-4936, published 2026-08-19. Medium severity, CVSS 6.2. EPSS: 0.1% chance of exploitation in the next 30 days. IBM PowerVM Hypervisor Platform KeyStore (PKS) and virtual TPM FW1110.00 through FW1110.20, FW1060.00 through FW1060.71, and FW950.00 through FW950.H2 use persistent storage key seeds that result in…
CVE-2026-18871, published 2026-08-19. High severity, CVSS 7.3. EPSS: 0.1% chance of exploitation in the next 30 days. IBM PowerVM Hypervisor FW1120.00, FW1110.00 through FW1110.30, and FW1060.00 through FW1060.80 is affected by a vulnerability in host firmware configuration parsing. An attacker with authenticated…