CVE-2026-34926
Description
A directory traversal vulnerability in the Apex One (on-premise) server 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. This vulnerability is only exploitable on the on-premise version of Apex One and a potential attacker must have access to the Apex One Server and already obtained administrative credentials to the server via some other method to exploit this vulnerability.
How to fix
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA due date: Jun 4, 2026- trendmicro apex_one14.0.0.17079, 14.0.20731 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| trendmicro apex_one | v < 14.0.0.17079, v < 14.0.20731 | 14.0.0.17079, 14.0.20731 |
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Attack Surface Management
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