9.8

CVE-2022-26871: Trend Micro Apex Central Arbitrary File Upload Vulnerability

CVSS: 9.8v3.1CriticalKEVAnalyzed
Published 29-03-2022Last modified 21-10-2025

Vulnerability summary

CVE-2022-26871 is a critical (CVSS 9.8) vulnerability in Trend Micro Apex Central. It is known to be exploited: CISA lists it, first on 31-03-2022. EPSS estimates a 19.48% chance of exploitation in the next 30 days, higher than 97.3% of scored vulnerabilities.

Overall risk
85/100
0100
Critical · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.1 (CVE.org)
EPSS score
19.48%
0%100%
Medium · -0.15 pp in 30 days
KEVListedCISA
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 29-03-2022
    PublishedVulnerability first disclosed.
  2. 31-03-2022
    Added to CISA KEVTrend Micro Apex Central Arbitrary File Upload Vulnerability
  3. 21-04-2022
    CISA remediation dueApply updates per vendor instructions.
  4. 21-10-2025
    Last modifiedVulnerability information updated.

Description

An arbitrary file upload vulnerability in Trend Micro Apex Central could allow an unauthenticated remote attacker to upload an arbitrary file which could lead to remote code execution.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

19.48%

Chance of exploitation in the next 30 days

Percentile

97%

Versus all other CVEs

30-day change

-0.15 pp

From 19.63% on 19-09-2026

19-09-202619-10-2026
EPSS score
19.48%

Known exploited

Compare KEV catalogs
CISA KEVListed
Added
31-03-2022
Federal due date
21-04-2022

CISA required action

Apply updates per vendor instructions. nvd.nist.gov/vuln/detail/CVE-2022-26871

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Trendmicro2 products
Trend micro1 product

2 vendors · 3 products

References

6 links