VulnSocial

CVE-2026-16661Disclosure(ibm / power_system_e1050_\(9043-mrx\))

LOWCVSS 8.2 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

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 attacker with authenticated service-level access to the FSP can exploit this vulnerability, allowing arbitrary code to be executed in the host firmware runtime, giving full control over the managed system, resulting in a confidentiality, integrity, and availability impact to the managed system.

ibm CVEsBack to dashboard
0.5/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-190

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • power_system_e1050_\(9043-mrx\)
  • power_system_e1050_\(9043-mrx\)_firmware
  • power_system_e1080_\(9080-hex\)
  • power_system_e1080_\(9080-hex\)_firmware

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
ibm
Products
power_system_e1050_\(9043-mrx\)power_system_e1050_\(9043-mrx\)_firmwarepower_system_e1080_\(9080-hex\)power_system_e1080_\(9080-hex\)_firmwarepower_system_e1150_\(9043-mru\)power_system_e1150_\(9043-mru\)_firmwarepower_system_e1180_\(9080-heu\)power_system_e1180_\(9080-heu\)_firmwarepower_system_e950_\(9040-mr9\)power_system_e950_\(9040-mr9\)_firmware

2 versions affected across 52 products

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-08-26: 1Technical Details · 2026-08-26: 108-26
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
Full discourse1 post
  • DailyCVE@dailycve
    Disclosure

    🔴 #IBM PowerVM Hypervisor, Arbitrary Code Execution, #CVE-2026-16661 (Critical) -DC-Aug2026-1906 https://dailycve.com/ibm-powervm-hypervisor-arbitrary-code-execution-cve-2026-16661-critical-dc-aug2026-1906/

    Post summary

    A new critical arbitrary code execution vulnerability (CVE‑2026‑16661) has been disclosed for IBM PowerVM Hypervisor, with no evidence of exploits, active attacks, or patches yet.

    0000040
    231 followersView on X
CPE platform detail60 entries

60 of 60 entries

PartVendorProductVersionTarget SWTarget HW
HWibmpower_system_e1050_\(9043-mrx\)---
OSibmpower_system_e1050_\(9043-mrx\)_firmware---
HWibmpower_system_e1080_\(9080-hex\)---
OSibmpower_system_e1080_\(9080-hex\)_firmware---
HWibmpower_system_e1150_\(9043-mru\)---
OSibmpower_system_e1150_\(9043-mru\)_firmware---
OSibmpower_system_e1150_\(9043-mru\)_firmwarefw1120.00--
HWibmpower_system_e1180_\(9080-heu\)---
OSibmpower_system_e1180_\(9080-heu\)_firmware---
OSibmpower_system_e1180_\(9080-heu\)_firmwarefw1120.00--
HWibmpower_system_e950_\(9040-mr9\)---
OSibmpower_system_e950_\(9040-mr9\)_firmware---
HWibmpower_system_e980_\(9080-m9s\)---
OSibmpower_system_e980_\(9080-m9s\)_firmware---
HWibmpower_system_h922_\(9223-22s\)---
OSibmpower_system_h922_\(9223-22s\)_firmware---
HWibmpower_system_h924_\(9223-42s\)---
OSibmpower_system_h924_\(9223-42s\)_firmware---
HWibmpower_system_l1022_\(9786-22h\)---
OSibmpower_system_l1022_\(9786-22h\)_firmware---
HWibmpower_system_l1024_\(9786-42h\)---
OSibmpower_system_l1024_\(9786-42h\)_firmware---
HWibmpower_system_l1122_\(9856-22h\)---
OSibmpower_system_l1122_\(9856-22h\)_firmware---
OSibmpower_system_l1122_\(9856-22h\)_firmwarefw1120.00--
HWibmpower_system_l1124_\(9856-42h\)---
OSibmpower_system_l1124_\(9856-42h\)_firmware---
OSibmpower_system_l1124_\(9856-42h\)_firmwarefw1120.00--
HWibmpower_system_s1012_\(9028-21b\)---
OSibmpower_system_s1012_\(9028-21b\)_firmware---
HWibmpower_system_s1014_\(9105-41b\)---
OSibmpower_system_s1014_\(9105-41b\)_firmware---
HWibmpower_system_s1022_\(9105-22a\)---
OSibmpower_system_s1022_\(9105-22a\)_firmware---
HWibmpower_system_s1022s_\(9105-22b\)---
OSibmpower_system_s1022s_\(9105-22b\)_firmware---
HWibmpower_system_s1024_\(9105-42a\)---
OSibmpower_system_s1024_\(9105-42a\)_firmware---
HWibmpower_system_s1112_\(9242-21b\)---
OSibmpower_system_s1112_\(9242-21b\)_firmwarefw1120.00--
HWibmpower_system_s1112_\(9242-21t\)---
OSibmpower_system_s1112_\(9242-21t\)_firmwarefw1120.00--
HWibmpower_system_s1114_\(9824-41b\)---
OSibmpower_system_s1114_\(9824-41b\)_firmware---
OSibmpower_system_s1114_\(9824-41b\)_firmwarefw1120.00--
HWibmpower_system_s1122_\(9824-22a\)---
OSibmpower_system_s1122_\(9824-22a\)_firmware---
OSibmpower_system_s1122_\(9824-22a\)_firmwarefw1120.00--
HWibmpower_system_s1122s_\(9824-22b\)---
OSibmpower_system_s1122s_\(9824-22b\)_firmware---
OSibmpower_system_s1122s_\(9824-22b\)_firmwarefw1120.00--
HWibmpower_system_s1124_\(9824-42a\)---
OSibmpower_system_s1124_\(9824-42a\)_firmware---
OSibmpower_system_s1124_\(9824-42a\)_firmwarefw1120.00--
HWibmpower_system_s914_\(9009-41g\)---
OSibmpower_system_s914_\(9009-41g\)_firmware---
HWibmpower_system_s922_\(9009-22g\)---
OSibmpower_system_s922_\(9009-22g\)_firmware---
HWibmpower_system_s924_\(9009-42g\)---
OSibmpower_system_s924_\(9009-42g\)_firmware---

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