CVE-2025-54603

MEDIUMNVD 6.56.5—

6.5

An incorrect OIDC authentication flow in Claroty Secure Access 3.3.0 through 4.0.2 can result in unauthorized user creation or impersonation of existing OIDC users.

CVSS v3: 6.5
EG Score: 6.5(medium)
EPSS: 19.6%
KEV: Not listed

Published

October 14, 2025

Last Modified

April 15, 2026

References (2)

cve@mitrehttps://claroty.com
cve@mitrehttps://claroty.com/product-security/oidc-configurations-in-claroty-secure-access

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-284Improper Access Control

Data Freshness Timeline

(refreshed 14× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-07 15:24 UTCepss_batch
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Frequently asked(5)

What is CVE-2025-54603?

CVE-2025-54603 is a medium vulnerability published on October 14, 2025. An incorrect OIDC authentication flow in Claroty Secure Access 3.3.0 through 4.0.2 can result in unauthorized user creation or impersonation of existing OIDC users.

When was CVE-2025-54603 disclosed?

CVE-2025-54603 was first published in the National Vulnerability Database on October 14, 2025, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-54603 actively exploited?

CVE-2025-54603 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 19.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-54603?

CVE-2025-54603 has a CVSS v3 base score of 6.5 (NVD).

How do I remediate CVE-2025-54603?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-54603, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2025-54603

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-54603?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)