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THREATWIRE

CVE Tracker

CVE-2021-36742

Trend Micro Multiple Products Improper Input Validation Vulnerability

IN CISA KEV

Trend Micro Apex One, Apex One as a Service, and Worry-Free Business Security contain an improper input validation vulnerability that allows for privilege escalation.

Vendor
Trend Micro
Product
Apex One, Apex One as a Service, and Worry-Free Business Security
CVSS
No score recorded (no NVD record loaded for this entry)
Published
Not recorded
NVD modified
Not recorded

CISA KEV

Date added
2021-11-03
Due date
2021-11-17
Ransomware use
Unknown
Required action
Apply updates per vendor instructions.

EPSS

1.48% chance of exploitation in the next 30 days (percentile 73rd)

FIRST EPSS, updated 17 Oct 2026. About EPSS

CVSS is severity, EPSS is likelihood, KEV means already exploited. EPSS is a statistical probability, not a certainty: a low score does not make a bug safe, and a high one does not prove it is being exploited.

Data last updated 18 Oct 2026. Sources: NVD API 2.0, CISA KEV catalog, FIRST EPSS. Links: NVD, CISA KEV. Metadata only. ThreatWire does not host exploit code.