Which versions of Microsoft are affected by CVE-2025-1789?

A high-severity privilege escalation vulnerability in Genetec Update Service could allow authenticated Windows users to gain administrative access to affected systems.

How to fix or mitigate CVE-2025-1789?

Within 24 hours: Identify all systems running Genetec Update Service and assess their criticality and network exposure. Within 7 days: Implement compensating controls including strict access restrictions to the Genetec Update Service process, network segmentation isolating affected systems, and enhanced monitoring for privilege escalation attempts. Within 30 days: Establish regular communication with Genetec for patch availability and conduct security assessment of affected infrastructure; prepare emergency patching procedures once vendor fix is released.

Microsoft CVE-2025-1789

Q: What is the CVSS score of CVE-2025-1789?

CVE-2025-1789 has a CVSS 4.0 base score of 5.8 (Medium). CVSS vector: CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/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:P/AU:N/R:X/V:C/RE:X/U:X. EPSS exploitation probability: 0.0%.

MEDIUM

Incorrect Default Permissions (CWE-276)

2026-02-24 security@genetec.com

Privilege Escalation Microsoft

5.8

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

5.8 MEDIUM

CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/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:P/AU:N/R:X/V:C/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/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:P/AU:N/R:X/V:C/RE:X/U:X

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

Severity Changed

Apr 26, 2026 - 18:52 NVD

HIGH MEDIUM

CVSS changed

Apr 26, 2026 - 18:52 NVD

7.8 (HIGH) 5.8 (MEDIUM)

Analysis Generated

Mar 12, 2026 - 21:55 vuln.today

CVE Published

Feb 24, 2026 - 20:27 nvd

HIGH 7.8

DescriptionCVE.org

Local privilege escalation in Genetec Update Service. An authenticated, low-privileged, Windows user could exploit this vulnerability to gain elevated privileges on the affected system.

AnalysisAI

Local privilege escalation in Genetec Update Service. An authenticated, low-privileged, Windows user could exploit this vulnerability to gain elevated privileges on the affected system. [CVSS 7.8 HIGH]

Technical ContextAI

Classified as CWE-276 (Incorrect Default Permissions). Affects the Genetec Update component of Genetec Update Service. Local privilege escalation in Genetec Update Service. An authenticated, low-privileged, Windows user could exploit this vulnerability to gain elevated privileges on the affected system.