CVE-2025-29814Network attack vector

Privilege elevation through improper authorization

Published Mar 21, 2025 · Updated Feb 26, 2026

Improper authorization in Microsoft Partner Center allows remote authenticated users to elevate privileges through the hosted service. Microsoft has not disclosed the affected request, authorization decision, or input validation operation that permits the privilege change. Access to Partner Center is required, and the published record bounds the consequence to elevated privileges without identifying the resulting role or actions.

CVSS severity9.3
Critical
EPSS probability2.18%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper authorization in Microsoft Partner Center allows remote authenticated users to elevate privileges through the hosted service. Microsoft has not disclosed the affected request, authorization decision, or input validation operation that permits the privilege change. Access to Partner Center is required, and the published record bounds the consequence to elevated privileges without identifying the resulting role or actions.

The record

CVE
CVE-2025-29814
Published
Mar 21, 2025
Updated
Feb 26, 2026
Vendor
Microsoft
Product
Microsoft Partner Center
Classifications
CWE-20
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 21, 2025CVE publishedPublication date reported by the CVE source.
  2. Feb 26, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=-

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Microsoft · Microsoft Partner Centerversion=-

Published CVSS scores

9.3Microsoft CorporationCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:H
8.8NIST National Vulnerability DatabaseCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-20Improper Input Validation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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