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Known exploited vulnerability

CVE-2026-110936

highCVSS 4.0 8.4In CISA KEVEPSS 0.97%Published · Siemens

The short answer

CVE-2026-110936 affects Siemens Siemens Software Center and is rated high (CVSS 8.4). CISA added it to the Known Exploited Vulnerabilities catalog on 2026-10-20: attackers are using it, so patch it first. The vendor has linked a patch.

What it is

A vulnerability has been identified in Siemens Software Center (All versions < V4.0.9.8). The affected application loads dynamic-link libraries (DLLs) from an uncontrolled search path. This could allow an authenticated local attacker to place a specially crafted DLL in a directory that the application searches, leading to arbitrary code execution with the privileges of the affected application.

Weakness: CWE-427.

Severity

8.4 high

CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Exploited (CISA KEV)

Yes, since Oct 20, 2026

Federal due date Nov 3, 2026

EPSS, next 30 days

0.97%

Higher than 62% of scored CVEs

How it can be exploited

Attack vector
Local
Attack complexity
Low
Attack requirements
None
Privileges required
High
User interaction
None
Confidentiality impact
High
Integrity impact
High
Availability impact
High

What CISA says to do

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for…

Affected products

Siemens Software Center. NVD's record lists the exact affected versions.

References

Questions

Is CVE-2026-110936 being exploited?

Yes. CISA added CVE-2026-110936 to its Known Exploited Vulnerabilities catalog on 2026-10-20, with a federal remediation due date of 2026-11-03.

How do I fix CVE-2026-110936?

CISA's required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for…

From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.

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