Threat intelligence report · CISA KEV

CVE-2026-34926: Trend Micro Apex One (On-Premise) Directory Traversal Vulnerability

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

· high severity · unattributed attribution

Evidence and provenance

Original source
CISA KEV report ↗
Published
2026-05-21T00:00:00Z
Confidence basis
No actor match
Record ID
7bdb2eeca5f8b5e80c42

Vulnerabilities

CVE-2026-34926

Use and citation

Verify the original report before making operational decisions. Cite this permanent page together with the original source, publication date, confidence level, and review status.