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CVE-2022-26871

Critical CVSS 9.8 Known exploited

Published 2022-03-29 · last changed 2026-06-17 · added to CISA KEV 2022-03-31

This one is being exploited in the wild.

CISA added CVE-2022-26871 to the Known Exploited Vulnerabilities catalog on 2022-03-31. Federal agencies are required to remediate it on a deadline. If you have affected machines, this is the class of finding that moves ahead of the rest of the queue.

The fix

We hold no Microsoft remediation data for CVE-2022-26871, which normally means it is not a Windows CVE. For non-Microsoft software the fix is the vendor's own updated release, and the affected versions are listed below.

What it is

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.

Sources

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