High severity · published May 21, 2026
CVE-2026-45208
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
7.8
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 23% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AO
Apex One · Trend Micro
before 14.0.0.17079; before 14.0.20731 · source: NVD
TA
TrendAI Apex One · Trend Micro, Inc.
2019 (14.0) before 14.0.0.17079 · source: vendor
TA
TrendAI Apex One as a Service · Trend Micro, Inc.
SaaS before 14.0.20731 · source: vendor
In the news
VulnerabilityHigh
ZDI-26-326: TrendAI Vision One Security Agent Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerability
This vulnerability allows local attackers to escalate privileges on affected installations of TrendAI Vision One Security Agent. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-45208.
May 28, 2026·Zero Day Initiative
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-45208
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-45208
Vendor Advisory
https://success.trendmicro.com/en-US/solution/KA-0023430
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