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CVE-2026-34928

An origin validation vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations. This is similar to CVE-2026-34927 but exists in a differe...

Published: May 21, 2026Updated: May 21, 2026 Sources: CVE List NVD
NVD MITRE
7.8CVSS
HIGH

An origin validation vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations. This is similar to CVE-2026-34927 but exists in a different named pipe communication mechanism. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High

Weaknesses

CWE-346

Affected Products

TrendAI Apex One
Trend Micro, Inc.
TrendAI Apex One as a Service
Trend Micro, Inc.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

References

https://success.trendmicro.com/en-US/solution/KA-0023430
success.trendmicro.com

Timeline

Published
May 21, 2026
Last Updated
May 21, 2026

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