CVE-2026-72895

HIGH

View CSAF Summary The products listed below contain a vulnerability that could allow an attacker to boot an operating system or UEFI application signed with that test key, bypassing UEFI Secure Boo...

Affects 0 products across 1 vendor.

CVSS 3.17.7
CVSS v48.4
EPSS0.1%
Percentile1th
PatchUnknown
CVSS Vector — Plain English Requires local access, high complexity, no authentication required, requires user interaction, can impact systems beyond the vulnerable component, full confidentiality impact, full integrity impact, full availability impact.
CWE Weakness Definitions
CWE-1394: CWE-1394
◆ AI Analysis — automated analysis, not human-reviewed

A high severity vulnerability (CVE-2026-72895) affects the target system. A vulnerability has been identified in SIMATIC IPC BX-21A (All versions < V31.01.13), SIMATIC IPC RW-543A (All versions < V1.1.4), SIMATIC IPC227G / IPC277G / IPC277G PRO / IPC327G / IPC377G (All versions < V28.01.15). A BIOS vendor test key is prese...

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Frequently Asked Questions
What is CVE-2026-72895?
A high severity vulnerability (CVE-2026-72895) affects the target system. A vulnerability has been identified in SIMATIC IPC BX-21A (All versions < V31.01.13), SIMATIC IPC RW-543A (All versions < V1.1.4), SIMATIC IPC227G / IPC277G / IPC277G PRO / IPC327G / IPC377G (All versions < V28.01.15). A BIOS vendor test key is prese...
What is the CVSS score for CVE-2026-72895?
CVE-2026-72895 has CVSS 7.7 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H. EPSS: 0.1%.
Is CVE-2026-72895 actively exploited?
No confirmed active exploitation of CVE-2026-72895 as of 2026-10-29.
How do I remediate CVE-2026-72895?
Advisory: https://cert-portal.siemens.com/productcert/html/ssa-159454.html
What systems are affected by CVE-2026-72895?
CVE-2026-72895 affects Siemens.
Vulnerability Details
CVE IDCVE-2026-72895
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
Published2026-10-13
Last Modified2026-10-22
ICS Relevance65%
Weakness (CWE)
CWE-1394
SourceNVD
Official Description

View CSAF Summary The products listed below contain a vulnerability that could allow an attacker to boot an operating system or UEFI application signed with that test key, bypassing UEFI Secure Boot protections even when Secure Boot is enabled. Siemens has released new versions for the affected products and recommends to update to the latest versions. The following versions of Siemens SIMATIC IPCs are affected: SIMATIC IPC BX-21A vers:intdot/<31.01.13 (CVE-2026-72895) SIMATIC IPC RW-543A vers:in

Source: NIST NVD / MITRE CVE Database

Affected Products
VendorProductAffected Versions
Siemens — —
Siemens Simatic Ipc227G Firmware < 28.01.15
Siemens Simatic Ipc277G Firmware < 28.01.15
Siemens Simatic Ipc327G Firmware < 28.01.15
Siemens Simatic Ipc377G Firmware < 28.01.15
Remediation
View Vendor Advisory →
Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 15 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
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