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CVE-2025-24989

Microsoft Power Pages Improper Access Control

8.2 HIGHActively exploited (CISA KEV)EPSS 1.62%
  1. Published19 Feb 2025
  2. Added to CISA KEV21 Feb 2025
  3. Remediation due14 Mar 2025
Actively exploited (CISA KEV)

Microsoft Power Pages contains an improper access control vulnerability that allows an unauthorized attacker to elevate privileges over a network potentially bypassing the user registration control.

Added to KEV: 21 Feb 2025Federal remediation due: 14 Mar 2025

Description

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 has already been mitigated in the service and all affected customers have been notified. This update addressed the registration control bypass. Affected customers have been given instructions on reviewing their sites for potential exploitation and clean up methods. If you've not been notified this vulnerability does not affect you.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityLow
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N

Affected products

Microsoft Power Pagesall versions

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

Frequently asked

Is CVE-2025-24989 being actively exploited?

Yes. CVE-2025-24989 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 21 Feb 2025.

How severe is CVE-2025-24989?

CVE-2025-24989 has a CVSS 3.1 base score of 8.2, rated high. EPSS estimates a 1.62% probability of exploitation.

Which products are affected by CVE-2025-24989?

Affected products include Microsoft Power Pages.

How do I fix CVE-2025-24989?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-24989 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, a risk for it never ranks below high, and the update that fixes it moves to the Emergency patch lane. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.