Is CVE-2025-53503 in the CISA KEV catalog?

No. CVE-2025-53503 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-53503?

CVE-2025-53503 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2025-53503?

CVE-2025-53503 has an EPSS score of 0.21% (12th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-53503?

Upgrade cleaner one to 6.8.333 or later.

CVE & CISA-KEV Catalog

CVE-2025-53503

HIGH

7.8

CVSS v3

NVD

Description

Trend Micro Cleaner One Pro is vulnerable to a Privilege Escalation vulnerability that could allow a local attacker to unintentionally delete privileged Trend Micro files including its own.

CWE-64

How to fix

Remediation Available

cleaner oneNVD

Affected:< 6.8.333Fixed in:6.8.333CVE-2025-53503derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.21%probability of exploitation in 30 days

12thpercentile

Low risk: more likely to be exploited than 12% of all known CVEs.

References

Vendor Advisory1

helpcenter.trendmicro.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-03.