CVE-2026-45208Active Exploitation(trendmicro / apex_one)

LOWCVSS 7.8 · HIGH

Exploitation ongoing with high activity in latest observed window (1 mentions)

Immediate actions

  • Prioritize remediation for trendmicro apex_one systems immediately
  • Assume compromise if assets are exposed
  • Track advisory updates for patch or workaround availability

Recommended action window: Immediate (within 24h)

NVD description

A time-of-check time-of-use vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

3.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-367

Priority

LOW

Exploitation

ACTIVE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • apex_one

Threat summary

  • Active exploitation appears in 1 classified signals
  • 1 mentions across 1 observed day

What's happening

  • Active exploitation reported across 1 signal
  • 1 total mentions across 1 day

Affected systems

Vendors
Products
apex_one

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-05-22: 1Active Exploitation · 2026-05-22: 105-22
Signal classification1 categories
Active Exploitation
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • VulDB 🛡@vuldb
    Active Exploitation

    Some increased actor activities are shown targeting Trend Micro TrendAI Apex One and TrendAI Apex One as a Service (CVE-2026-45208) https://vuldb.com/vuln/365029/cti

    Post summary

    The tweet indicates that threat actors have increased activity targeting Trend Micro TrendAI products linked to CVE‑2026‑45208, suggesting the flaw is being abused in the wild.

    00000211
    2.2K followersView on X
CPE platform detail2 entries

2 of 2 entries

PartVendorProductVersionTarget SWTarget HW
Apptrendmicroapex_one-windows-
Apptrendmicroapex_one-windows-

Explore more