7.2

CVE-2022-40139: Trend Micro Apex One and Apex One as a Service Improper Validation Vulnerability

CVSS: 7.2v3.1HighKEVAnalyzed
Published 19-09-2022Last modified 21-10-2025
Open JSON

Vulnerability summary

CVE-2022-40139 is a high (CVSS 7.2) vulnerability in Trend Micro Apex One and Apex One as a Service. It is known to be exploited: CISA lists it, first on 15-09-2022. EPSS estimates a 3.29% chance of exploitation in the next 30 days, higher than 88.4% of scored vulnerabilities.

Overall risk
85/100
0100
Critical · default modelHow is this calculated?
CVSS score
7.2/10
010
High · v3.1 (CVE.org)
EPSS score
3.29%
0%100%
Low · 0.00 pp in 30 days
KEVListedCISA
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 15-09-2022
    Added to CISA KEVTrend Micro Apex One and Apex One as a Service Improper Validation Vulnerability
  2. 19-09-2022
    PublishedVulnerability first disclosed.
  3. 06-10-2022
    CISA remediation dueApply updates per vendor instructions.
  4. 21-10-2025
    Last modifiedVulnerability information updated.

Description

Improper validation of some components used by the rollback mechanism in Trend Micro Apex One and Trend Micro Apex One as a Service clients could allow a Apex One server administrator to instruct affected clients to download an unverified rollback package, which could lead to remote code execution. Please note: an attacker must first obtain Apex One server administration console access in order to exploit this vulnerability.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

3.29%

Chance of exploitation in the next 30 days

Percentile

88%

Versus all other CVEs

30-day change

0.00 pp

From 3.29% on 21-09-2026

21-09-202621-10-2026
EPSS score
3.29%

Known exploited

Compare KEV catalogs
CISA KEVListed
Added
15-09-2022
Federal due date
06-10-2022

CISA required action

Apply updates per vendor instructions. success.trendmicro.com/dcx/s/solution/000291528?language=en_US nvd.nist.gov/vuln/detail/CVE-2022-40139

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Trend micro1 product
Trendmicro1 product

2 vendors · 2 products

References

2 links