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VulnerabilityPublished Updated

CVE-2023-52324: Trend Micro Apex Central · Unrestricted File Upload

Affects Trend Micro Apex CentralSource CVE Database V5

0

Not known to be exploited · CVSS 8.8 High.

Data as of 26 Oct 2026, 12:54 UTC

CVSS 3.1 base score
8.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
4.1% chance of exploitation in 30 days – higher than 90% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 23 Jan 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Trend Micro, Inc. Trend Micro Apex CentralAffected
  • =2019
Fixed in–

AI-suggested

European organizations should prioritize the following mitigations: 1) Immediately audit and restrict access to Trend Micro Apex Central, ensuring that only necessary personnel have credentials and that strong authentication mechanisms (e.g., MFA) are enforced to reduce risk of credential compromise. 2) Monitor and review logs for unusual file upload activities or anomalous behavior within Apex Central. 4) Conduct a thorough review of user accounts and revoke or rotate credentials that are no longer needed or potentially compromised. 5) Implement application-layer protections such as web application firewalls (WAFs) to detect and block suspicious file upload attempts. 6) Prepare incident response plans specifically addressing potential exploitation scenarios involving Apex Central. 7) Engage with Trend Micro support for guidance and monitor threat intelligence feeds for any emerging exploit activity related to CVE-2023-52324.

Description

An unrestricted file upload vulnerability in Trend Micro Apex Central could allow a remote attacker to create arbitrary files on affected installations. Please note: although authentication is required to exploit this vulnerability, this vulnerability could be exploited when the attacker has any valid set of credentials. Also, this vulnerability could be potentially used in combination with another vulnerability to execute arbitrary code.

References

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