What is CVE-2025-59374?

CVE-2025-59374 is a critical-severity vulnerability in ASUS Live Update, classified under CWE-506. CVSS score: 9.8/10. Published 2025-12-17.

How severe is CVE-2025-59374?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2025-59374 known to be exploited?

Yes. CVE-2025-59374 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-12-17), indicating it is being actively exploited.

Vulnerability in ASUS Live Update

CVE-2025-59374

"UNSUPPORTED WHEN ASSIGNED" Certain versions of the ASUS Live Update client were distributed with unauthorized modifications introduced through a supply chain compromise. The modified builds could cause devices meeting specific targeting conditions to perform unintended actions. Only devices that met these conditions and installed the compromised versions were affected. The Live Update client has already reached End-of-Support (EOS) in October 2021, and no currently supported devices or products are affected by this issue.

EPSS: 0.012 (65.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Asus Live Update — versions before 3.6.6
Asus Live_update

Weakness classification (CWE)

CWE-506

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2025-12-17. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2026-01-07.

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

References

54bf65a7-a193-42d2-b1ba-8e150d3c35e1 (vendor-advisory, Vendor Advisory)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

Frequently asked questions

What is CVE-2025-59374?: CVE-2025-59374 is a critical-severity vulnerability in ASUS Live Update, classified under CWE-506. CVSS score: 9.8/10. Published 2025-12-17.
How severe is CVE-2025-59374?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2025-59374 known to be exploited?: Yes. CVE-2025-59374 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-12-17), indicating it is being actively exploited.