CVE-2026-24303
Privilege escalation via improper access control in Microsoft Partner Center.
Is CVE-2026-24303 being exploited?
Not confirmed. CVE-2026-24303 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.39% probability of exploitation in the next 30 days.
How severe is CVE-2026-24303?
CVE-2026-24303 is rated Critical with a CVSS score of 9.6. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-24303?
Yes. A fix has been recorded for CVE-2026-24303. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-24303 affect?
CVE-2026-24303 affects Microsoft Partner Center. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-24303?
Patch when available; review roles; enforce least privilege.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Authorized user can escalate privileges in Partner Center, enabling higher-privilege actions.
Monitor only