VulnerabilityPublished 17 Jun 2025

CVE-2025-47866: Trend Micro Apex Central · Undefined Behavior for Input to API

Affects Trend Micro Apex CentralSource CVE Database V5

Not known to be exploited · CVSS 4.3 Medium.

Data as of 26 Oct 2026, 10:12 UTC

CVSS 3.1 base score

4.3Medium

How severe the flaw is on the 0–10 CVSS scale.

EPSS: 0.3% chance of exploitation in 30 days – higher than 23% 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:N/I:L/A:N

Attack Vector: Network
Attack Complexity: Low
Privileges Required: Low
User Interaction: None
Scope: Unchanged
Confidentiality: None
Integrity: Low
Availability: None

Bold values are the worst case: easiest to exploit or largest impact.

Attack Vector: Network: The vulnerable component is bound to the network stack and the set of possible attackers extends beyond the other options listed, up to and including the entire Internet. Such a vulnerability is often termed 'remotely exploitable' and can be thought of as an attack being exploitable at the protocol level one or more network hops away (e.g., across one or more routers).
Attack Complexity: Low: Specialized access conditions or extenuating circumstances do not exist. An attacker can expect repeatable success against the vulnerable component.
Privileges Required: Low: The attacker is authorized with (i.e., requires) privileges that provide basic user capabilities that could normally affect only settings and files owned by a user. Alternatively, an attacker with Low privileges may have the ability to cause an impact only to non-sensitive resources.
User Interaction: None: The vulnerable system can be exploited without any interaction from any user.
Scope: Unchanged: An exploited vulnerability can only affect resources managed by the same security authority. In this case, the vulnerable component and the impacted component are either the same, or both are managed by the same security authority.
Confidentiality: None: There is no loss of confidentiality within the impacted component.
Integrity: Low: Modification of data is possible, but the attacker does not have control over the consequence of a modification, or the amount of modification is limited. The data modification does not have a direct, serious impact on the impacted component.
Availability: None: There is no impact to availability within the impacted component.

Definitions: FIRST CVSS v3.1 specification.

Exploitation evidence

Disclosed: evidence found.
CVE published 17 Jun 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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.

Disclosed: The CVE record is public on cve.org. Its publication is t = 0.
Detectable: A public nuclei template can find exposed instances, for defenders and attackers alike.
Weaponised: Public exploit code exists in Metasploit or Exploit-DB, or CISA SSVC or the CVSS exploit maturity reports a public proof of concept.
Exploited in the wild: CISA KEV lists it, CISA SSVC rates exploitation active, or a source reports attacks.
Observed by OffSeq Mirage: OffSeq Mirage honeypot sensors recorded attack traffic for this CVE, or found exposed hosts without attack traffic.

Moments are spaced evenly, not to scale; a dashed line marks a gap of six months or more. Deltas count from t = 0. Sources that give only a date (CISA KEV, Exploit-DB, or a time of exactly 00:00Z) read “same day” rather than hours. Metasploit modules carry the flaw’s disclosure date, not their release date, and nuclei templates carry no date, so both appear above but not on the timeline.

What to do

Affected software

Product	Affected	Fixed in
Trend Micro, Inc. Trend Micro Apex Central	Affected =8.0	Fixed in–

AI-suggested

Immediate upgrade: Organizations should upgrade Trend Micro Apex Central to version 8.0.6955 or later once available to eliminate the vulnerability.
Privilege restriction: Limit access to Apex Central management interfaces strictly to trusted administrators and use strong authentication mechanisms to reduce the risk of privilege escalation.
Network segmentation: Isolate management consoles from general user networks and restrict inbound access to minimize exposure to potential attackers.
File upload monitoring: Implement monitoring and alerting for unusual file uploads or changes within the Apex Central environment, including integrity checks on widget directories.
Application whitelisting: Where possible, enforce strict file type and content validation on uploads at the application or network level to prevent malicious files from being accepted.
Incident response readiness: Prepare for potential exploitation by reviewing logs, establishing baseline behavior, and ensuring rapid response capabilities.
Vendor engagement: Maintain communication with Trend Micro for official patches and advisories, and apply updates promptly upon release. These steps go beyond generic advice by focusing on controlling privilege levels, monitoring specific upload activities, and segmenting critical management infrastructure to reduce attack surface.

Description

An unrestricted file upload vulnerability in a Trend Micro Apex Central widget below version 8.0.6955 could allow an attacker to upload arbitrary files on affected installations.

Impact

For European organizations, the unrestricted file upload vulnerability in Trend Micro Apex Central could lead to unauthorized modification of security management infrastructure. Since Apex Central is widely used for centralized security management and monitoring, exploitation could undermine the integrity of security policies and reporting, potentially allowing attackers to evade detection or manipulate security controls. This could have cascading effects on incident response and compliance with European data protection regulations such as GDPR. The impact is particularly significant for organizations in critical infrastructure sectors, financial services, and large enterprises that rely heavily on Trend Micro solutions for endpoint and network security management. While the vulnerability does not directly compromise confidentiality or availability, the integrity impact could facilitate more severe attacks, including lateral movement or persistence within networks. The absence of known exploits in the wild provides a window for proactive defense, but the medium severity score suggests that organizations should not underestimate the risk, especially given the ease of exploitation once privileges are obtained.

References

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Exploitation evidence

What to do

Affected software

Description

AI analysisMachine-generated, updated 17 Jun 2025, 18:05 UTC

WeaknessesCWE-475

Technical details

References

Community reviews

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