TrendAI Patches Apex One Zero-Day Exploited in the Wild
Source SecurityWeek
Exploited in the wild · KEV due 4 Jun 2026 : apply the vendor's fix or mitigations to TrendAI Apex One now.
Data as of 30 Oct 2026, 11:52 UTC
- KEV deadline
- US federal agencies must patch by this date; a sensible deadline for everyone else. Other KEV due dates
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:L/A:LExploitation evidence
t = 0 is the CVE’s publication on cve.org
Disclosed: evidence found.
CVE published 21 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: evidence found.
Listed in CISA KEV the same day as disclosure
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
Timeline
CVE ID reserved
by Trend Micro, Inc.
, 51 days before disclosure
CVE published
on cve.org
, t = 0
In Threat Radar
record ingested
, 41 minutes after disclosure
Added to CISA KEV (opens in a new tab)
exploitation confirmed
, the same day as disclosure
KEV remediation due
US federal deadline
, 14 days after disclosure
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CISA KEV (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Trend Micro, Inc.TrendAI Apex One | Affected
| Fixed in– |
| Trend Micro, Inc.TrendAI Apex One as a Service | Affected
| Fixed in– |
AI-suggested
TrendAI has released official patches addressing CVE-2026-34926 and related vulnerabilities. Customers should apply these patches immediately to remediate the issue. Since the vulnerability requires administrative access, organizations should also review and restrict admin credentials and remote access policies to critical Apex One servers. No additional mitigation is indicated by the vendor advisory. Patch status is confirmed as official fix available.
Description
CVE-2026-34926 is a directory traversal flaw that can be exploited against the on-premise version of Apex One. The post TrendAI Patches Apex One Zero-Day Exploited in the Wild appeared first on SecurityWeek .