Improper access control in Microsoft Partner Center allows an authorized attacker to elevate privileges over a network.
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Score 9.6 from GitHub Security Advisory (severity: CRITICAL) published 2026-04-24. NVD baseline CVSS 9.6; sources differ by 0.0.
Improper access control in Microsoft Partner Center allows an authorized attacker to elevate privileges over a network.
April 23, 2026
April 28, 2026
Security Update Guide - Microsoft Security Response Center. Patch available via Microsoft Security Update
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-24303MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
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msrc
CWE-284