Microsoft Power Pages vulnerabilities

2 CVEs affecting Microsoft Power Pages, 1 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-23652, published 2026-05-22.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2025-24989: Microsoft Power Pages Improper Access Control Vulnerability, published 2025-02-19. Critical severity, CVSS 9.8. Actively exploited: in CISA KEV since 2025-02-21. EPSS: 1.6% chance of exploitation in the next 30 days. An improper access control vulnerability in Power Pages allows an unauthorized attacker to elevate privileges over a network potentially bypassing the user registration control. This vulnerability…
• CVE-2026-23652, published 2026-05-22. Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days. Improper neutralization of special elements used in a command ('command injection') in Microsoft Power Pages allows an unauthorized attacker to execute code over a network.