How severe is CVE-2024-26251?

CVE-2024-26251 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2024-26251 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-26251?

CVE-2024-26251 primarily affects Microsoft Sharepoint Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-26251?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-26251 have an EU (EUVD) identifier?

Yes. CVE-2024-26251 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-23527.

When was CVE-2024-26251 published?

CVE-2024-26251 was published on 2024-04-09 and last updated on 2026-06-17.

CVE-2024-26251

CVE-2024-26251 is a medium-severity vulnerability in Microsoft Sharepoint Server with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-23527
Weakness: CWE-79
Affected product: Microsoft Sharepoint Server
Published: 2024-04-09
Last modified: 2026-06-17

Description

Microsoft SharePoint Server Spoofing Vulnerability

Frequently asked questions

What is CVE-2024-26251?: Microsoft SharePoint Server Spoofing Vulnerability
How severe is CVE-2024-26251?: CVE-2024-26251 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2024-26251 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-26251?: CVE-2024-26251 primarily affects Microsoft Sharepoint Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-26251?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-26251 have an EU (EUVD) identifier?: Yes. CVE-2024-26251 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-23527.
When was CVE-2024-26251 published?: CVE-2024-26251 was published on 2024-04-09 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26251

Affected products (3)

cpe:2.3:a:microsoft:sharepoint_server:*:*:*:*:subscription:*:*:*
cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:*

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