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CVE-2022-26871

9.8, critical Known exploited

Trend Micro Apex Central Arbitrary File Upload Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab) CISA KEV catalogue (opens in a new tab)
CVSS
9.8, critical critical CVSS v3.1
EPSS, next 30 days
19% higher than 97.3% of scored CVEs
Exploitation
Confirmed in the wild
Published
29 Mar 20224 years ago

Known exploited

CISA added this to the Known Exploited Vulnerabilities Catalog on 31 Mar 2022. US federal agencies had to remediate by 21 Apr 2022, a deadline that has passed.

Required action. Apply updates per vendor instructions.

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.

Details

Vendor
Trend Micro
Product
Trend Micro Apex Central
Weakness
CWE-345 (opens in a new tab)
Status
Analyzed
Updated
17 Jun 2026
Assigner
security@trendmicro.com

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References 6

Patches and fixes 2

Advisories 3

Other references 1

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other Trend Micro CVEs

Every Trend Micro CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2026-34926 Trend Micro Apex One (On-Premise) Directory Traversal Vulnerability KEV EPSS 0.5% 6.7, medium
  • CVE-2025-54948 Trend Micro Apex One OS Command Injection Vulnerability KEV EPSS 24% 9.8, critical
  • CVE-2023-41179 Trend Micro Apex One and Worry-Free Business Security Remote Code Execution Vulnerability KEV EPSS 4% 7.2, high
  • CVE-2022-40139 Trend Micro Apex One and Apex One as a Service Improper Validation Vulnerability KEV EPSS 3% 7.2, high
  • CVE-2021-36741 Trend Micro Multiple Products Improper Input Validation Vulnerability KEV EPSS 5% 8.8, high
  • CVE-2021-36742 Trend Micro Multiple Products Improper Input Validation Vulnerability KEV EPSS 1% 7.8, high
  • CVE-2020-24557 Trend Micro Multiple Products Improper Access Control Vulnerability KEV EPSS 3% 7.8, high
  • CVE-2020-8467 Trend Micro Apex One and OfficeScan Remote Code Execution Vulnerability KEV EPSS 11% 8.8, high

Beyond this page

Is CVE-2022-26871 in your network?

This page tells you how dangerous CVE-2022-26871 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

CVE-2022-26871 is in the CISA catalogue of exploited vulnerabilities: attackers are already exploiting it.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2022-26871 comes with the devices to patch.

    Learn more about EXYS7600 OCELOT

  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

    Learn more about EXYS7950 KONDRA
Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.