Is CVE-2025-54866 in the CISA KEV catalog?

No. CVE-2025-54866 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-54866?

CVE-2025-54866 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2025-54866?

CVE-2025-54866 has an EPSS score of 0.15% (5th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-54866?

Upgrade Wazuh Agent to 4.13.0 or later.

CVE & CISA-KEV Catalog

CVE-2025-54866

MEDIUM

5.5

CVSS v3

NVD

Description

Wazuh is a free and open source platform used for threat prevention, detection, and response. From version 4.3.0 to before 4.13.0, a missing ACL on "C:\Program Files (x86)\ossec-agent\authd.pass" exposes the password to all "Authenticated Users" on the local machine. This issue has been patched in version 4.13.0.

CWE-276

How to fix

Remediation Available

Wazuh AgentWindows application

Affected:4.3.0 4.13.0Fixed in:4.13.0

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

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.15%probability of exploitation in 30 days

5thpercentile

Low risk: more likely to be exploited than 5% of all known CVEs.

References

Patch2

Exploit1

github.com

Release Notes1

github.com

Related Vulnerabilities

Other CWE-276 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2013-0632	Critical	9.8	94%	KEV	-
CVE-2017-11610	High	8.8	88%	-	Fix
CVE-2023-29919	Critical	9.1	60%	-	-
CVE-2019-17124	Critical	9.8	23%	-	-
CVE-2020-12608	High	7.8	22%	-	Fix
CVE-2021-3437	Critical	9.8	16%	-	Fix

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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 2025-12-02.