Trend Micro Apex One (On-Premise) Directory Traversal Vulnerability

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• NewsExploited · CISA KEVTrend Micro · Apex One

  Trend Micro Apex One (On-Premise) Directory Traversal Vulnerability

  CVE-2026-34926

  Trend Micro Apex One (on-premise) contains a directory traversal vulnerability that could allow a pre-authenticated local attacker to modify a key table on the server to inject malicious code to deploy to agents on affected installations.

  CISA's required action · due 4 Jun 2026 for U.S. federal civilian agencies

  Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

  Cited by CISA: success.trendmicro.com · nvd.nist.gov

  Added to KEV 21 May 2026 · Source checked 4 Nov 2026, 16:35 UTC · CISA KEV entry

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