CVE-2025-59374
ASUS Live Update Embedded Malicious Code Vulnerability
ASUS Live Update
"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.
Exploitation status
CISA Known Exploited Vulnerabilities
Listed by CISA on 17 December 2025. US federal agencies were required to remediate it by 7 January 2026.
EPSS — exploitation probability
FIRST puts the probability of exploitation activity in the next 30 days at 1.2%, which is higher than 68.5% of all scored vulnerabilities. EPSS is a forecast of activity, not a measure of severity, and it is rescored daily.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Frequently asked questions
Is CVE-2025-59374 being exploited by ransomware groups?
No ransomware group in this database is currently recorded as exploiting CVE-2025-59374.
What does CVE-2025-59374 affect?
CVE-2025-59374 affects ASUS Live Update. "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.
How severe is CVE-2025-59374?
CVE-2025-59374 is rated CRITICAL with a CVSS base score of 9.8. EPSS puts the probability of exploitation in the next 30 days at 1.2%, higher than 68.5% of all scored vulnerabilities. It is listed in the CISA Known Exploited Vulnerabilities catalog, with a federal remediation deadline of 7 January 2026.
How should organisations respond to CVE-2025-59374?
Apply the vendor patch for ASUS Live Update as the first priority, and treat any internet-facing instance as the most urgent. Because this vulnerability is associated with ransomware activity, also review whether the affected systems were reachable before patching, rather than assuming that patching alone closes the incident.