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Vulnerability record · CVE-2026-96207 · published 8 October 2026

CVE-2026-96207: Microsoft partner center improper certificate validation vulnerability

Microsoft · Partner Center

Improper certificate validation in Microsoft Partner Center allows an unauthorized attacker to elevate privileges over a network.

10.0 CVSS 3.1 Critical EPSS 0.67% · top 47.5% CWE-295 · Improper certificate validation
10.0CVSS 3.1 base score
0.67%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
15 Oct 2026Last modified by NVD

Description

Improper certificate validation in Microsoft Partner Center allows an unauthorized attacker to elevate privileges over a network.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96207 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2024-49035Microsoft Partner Center improper access control allows privilege elevationPartner.Microsoft.com contains an improper access control flaw (CWE-269) that lets an unauthenticated attacker elevate privileges over the network. M…KEVEPSS 1.4%analysed9.8CVE-2025-65041Microsoft partner center improper authorization vulnerabilityImproper authorization in Microsoft Partner Center allows an unauthorized attacker to elevate privileges over a network.EPSS 0.77%9.6CVE-2026-24303Microsoft partner center improper access control vulnerabilityImproper certificate validation in Microsoft Partner Center allows an unauthorized attacker to elevate privileges over a network.EPSS 0.39%8.8CVE-2025-29814Microsoft partner center improper input validation vulnerabilityImproper authorization in Microsoft Partner Center allows an authorized attacker to elevate privileges over a network.EPSS 2.3%8.6CVE-2026-69558Microsoft partner center insecure direct object reference vulnerabilityAuthorization bypass through user-controlled key in Microsoft Partner Center allows an unauthorized attacker to disclose information over a network.EPSS 0.97%8.2CVE-2026-34327Microsoft partner center vulnerabilityExternally controlled reference to a resource in another sphere in Microsoft Partner Center allows an unauthorized attacker to perform spoofing over …EPSS 0.64%9.8CVE-2026-85102Checkpoint gaia embedded improper certificate validation vulnerabilityImproper certificate trust validation during VPN negotiation in Check Point Quantum Security Gateway may allow an unauthenticated remote attacker to …KEVEPSS 54%5.5CVE-2023-41991Apple iOS, iPadOS and macOS certificate validation bypassApple iOS, iPadOS and macOS contain an improper certificate validation flaw (CWE-295) that lets a malicious app bypass signature validation. Apple st…KEVEPSS 13%analysed

Source: NIST National Vulnerability Database (record CVE-2026-96207), CISA KEV, FIRST EPSS (scores of 2026-11-11). This page is refreshed as NVD updates the record.