VulnTideExploited vulnerabilities, by vendor. Data as of .
Not in CISA KEVReported exploited: VulnCheck KEV since Published EPSS 2.3% probability of exploitation in 30 days
Trend Micro

CVE-2019-9489: A directory traversal vulnerability in Trend Micro Apex One, OfficeScan (versions XG and 11.0), and Worry-Free Busine…

Is it exploited?

Reported, not confirmed by CISA. VulnCheck KEV lists it as exploited in the wild. CISA has not added it to its Known Exploited Vulnerabilities catalog as of .

VulnCheck KEV lists it since . It cites 2 public reports, the first from .

How likely is exploitation in the next 30 days?
2.3%

EPSS score, percentile 82.9 of all scored records. A probability estimated by FIRST, not a report of exploitation.

How severe?
Not scored

The CVE record carries no CVSS score.

What should I do?

CISA has set no required action, because the vulnerability is not in KEV.

The CVE record links no vendor advisory, patch or mitigation.

Which versions are affected?

Affected

  • Apex One
  • OfficeScan XG
  • OfficeScan 11.0
  • Worry-Free Business Security 10
  • Worry-Free Business Security 9.5
  • Worry-Free Business Security 9.0

Versions by product

Source: CISA KEV 2026.10.29, as of ; VulnCheck KEV, as of ; FIRST EPSS, as of ; CVE List, as of . About the data.

Description

A directory traversal vulnerability in Trend Micro Apex One, OfficeScan (versions XG and 11.0), and Worry-Free Business Security (versions 10.0, 9.5 and 9.0) could allow an attacker to modify arbitrary files on the affected product's management console.

Source: CVE List, as of . About the data.

What to do

Advisories and patches

The CVE record links no vendor advisory, patch or mitigation.

This summary is based on the CVE record as of . Check the vendor's advisory before you act: affected versions and fixes can change.

Affected products and versions

Versions by product, as listed in the CVE record (1 product)
Trend Micro Apex One, OfficeScan, Worry-Free Business Security
StatusVersions
AffectedApex One
AffectedOfficeScan XG
AffectedOfficeScan 11.0
AffectedWorry-Free Business Security 10
AffectedWorry-Free Business Security 9.5
AffectedWorry-Free Business Security 9.0

Source: CVE List, as of . About the data.

Timeline

DateEvent
CVE record published
CVE record last updated

References

2

Known exploited Trend Micro vulnerabilities

  • CVE-2026-34926: Trend Micro Apex One (On-Premise) Directory Traversal Vulnerability (added )
  • CVE-2025-54948: Trend Micro Apex One OS Command Injection Vulnerability (added )
  • CVE-2023-41179: Trend Micro Apex One and Worry-Free Business Security Remote Code Execution Vulnerability (added )
  • CVE-2022-40139: Trend Micro Apex One and Apex One as a Service Improper Validation Vulnerability (added )
  • CVE-2022-26871: Trend Micro Apex Central Arbitrary File Upload Vulnerability (added )