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Known exploited vulnerability

CVE-2025-24989

criticalCVSS 3.1 9.8In CISA KEVEPSS 1.6%Published · Microsoft

The short answer

CVE-2025-24989 affects Microsoft Microsoft Power Pages and is rated critical (CVSS 9.8). CISA added it to the Known Exploited Vulnerabilities catalog on 2025-02-21: attackers are using it, so patch it first. The vendor has linked a patch.

What it is

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.

Weakness: CWE-284.

Severity

9.8 critical

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

Exploited (CISA KEV)

Yes, since Feb 21, 2025

Federal due date Mar 14, 2025

EPSS, next 30 days

1.6%

Higher than 76% of scored CVEs

How it can be exploited

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
High

What CISA says to do

Apply mitigations per vendor instructions, follow BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Affected products

Microsoft Power Pages. NVD's record lists the exact affected versions.

References

Questions

Is CVE-2025-24989 being exploited?

Yes. CISA added CVE-2025-24989 to its Known Exploited Vulnerabilities catalog on 2025-02-21, with a federal remediation due date of 2025-03-14.

How do I fix CVE-2025-24989?

CISA's required action: Apply mitigations per vendor instructions, follow BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.

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