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CVE-2026-34926

exploited in the wild

CVSS

6.7

Reports

8

First seen

May 21

Last seen

May 25

Affected product

Trend Micro Apex One (2019, On-Premises, and SaaS), TrendAI Vision One Endpoint Security Standard

Associated actors

Akira ×1 Eagle Werewolf ×1 MuddyWater ×1 Nimbus Manticore ×1 Phorpiex ×1 Qilin ×1 RondoDox ×1 Safepay ×1 ShinyHunters ×1

Recent reports

Check Point Threat Intelligence Report – 25 May 2026

Check Point ResearchMay 25 High

Trend Micro warns of Apex One zero-day exploited in the wild

Bleeping ComputerMay 22 Critical

CISA Adds Exploited Langflow and Trend Micro Apex One Vulnerabilities to KEV Catalog

The Hacker NewsMay 22 High

Multiple Vulnerabilities in Trend Micro Products — CVE-2026-34926 Exploited in Wild

GovCERT.HKMay 22 High

Trend Micro Apex One Multiple Vulnerabilities

HKCERTMay 22 High

Trend Micro Security Advisory AV26-494 – Vulnerabilities in Apex One and Vision One Endpoint

Canadian Centre AlertsMay 21 High

CISA Adds Two Known Exploited Vulnerabilities to Catalog

CISA AdvisoriesMay 21 High

Security Alert: Multiple Vulnerabilities in Trend Micro Apex One and Vision One Products

JPCERT/CC AlertsMay 21

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