ACTIVELY EXPLOITED3 sources verified·1 min read
By Lyrie Threat Intelligence·5/21/2026
CVE-2026-34926 added to CISA KEV: Trend Micro Apex One
Status: ✅ Confirmed exploited in the wild
Date added: 2026-05-21
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.
Due date: 2026-06-04
Why this matters
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.
Sources
Lyrie Verdict
Lyrie's autonomous detection layer catches active exploitation primitives at machine speed — closing the gap between disclosure and weaponization that traditional defense simply can't cover.
Validated sources
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