CVE-2025-59501

Configuration Manager 2403 vulnerability

CVSS

4.8

EPSS

3.0%

EPSS pct

86th

Exploited

No known

Authentication bypass by spoofing in Microsoft Configuration Manager allows an authorized attacker to perform spoofing over an adjacent network.

Affected vendor

Microsoft

Affected product

Configuration Manager 2403

CVSS vector

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

Weakness type (CWE)

CWE-290 — Authentication Bypass by Spoofing

Published

2025-10-31

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable from an adjacent network, high attack complexity, requiring low privileges, no user interaction. Successful exploitation leads to high impact to confidentiality.

Its EPSS score of 3.0% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 86% of all scored CVEs.

Check your external exposure to CVE-2025-59501

Confirm whether Microsoft Configuration Manager 2403 is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2025-59501.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2025-59501

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2025-59501 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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