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CVE-2025-49154

HIGHCVSS 7.8/10EPSS 0.10%

Last modified

CVE-2025-49154 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An insecure access control vulnerability in Trend Micro Apex One and Trend Micro Worry-Free Business Security could allow a local attacker to overwrite key memory-mapped files which could then have severe consequences for the security and stability of affected installations. 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 estimates a 0.10% chance of exploitation in the next 30 days.

Description

An insecure access control vulnerability in Trend Micro Apex One and Trend Micro Worry-Free Business Security could allow a local attacker to overwrite key memory-mapped files which could then have severe consequences for the security and stability of affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.10%

1.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
TrendmicroWorry-Free Business Security10.0Sp1
TrendmicroWorry-Free Business Security Services>= 6.7.0.0, < 6.7.3954—
TrendmicroWorry-Free Business Security Services>= 14.0.0, < 14.3.1299—
TrendmicroApex One< 14.0.14492—
TrendmicroApex One>= 14.0.0.12994, < 14.0.0.14002—

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-49154?
An insecure access control vulnerability in Trend Micro Apex One and Trend Micro Worry-Free Business Security could allow a local attacker to overwrite key memory-mapped files which could then have severe consequences for the security and stability of affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
How severe is CVE-2025-49154?
CVE-2025-49154 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.10% probability of exploitation in the next 30 days.
How do I fix CVE-2025-49154?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-49154?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST