How severe is CVE-2025-29807?

CVE-2025-29807 has a CVSS 3.x base score of 8.7, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2025-29807 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-2025-29807?

CVE-2025-29807 affects Microsoft Dataverse. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-29807?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-29807 have an EU (EUVD) identifier?

Yes. CVE-2025-29807 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7179.

When was CVE-2025-29807 published?

CVE-2025-29807 was published on 2025-03-21 and last updated on 2026-06-17.

CVE-2025-29807

CVE-2025-29807 is a high-severity vulnerability in Microsoft Dataverse with a CVSS 3.x base score of 8.7. 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-94.

Key facts

Severity: High (CVSS 3.x base score 8.7)
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-7179
Weakness: CWE-94
Affected product: Microsoft Dataverse
Published: 2025-03-21
Last modified: 2026-06-17

Description

Deserialization of untrusted data in Microsoft Dataverse allows an authorized attacker to execute code over a network.

Frequently asked questions

What is CVE-2025-29807?: Deserialization of untrusted data in Microsoft Dataverse allows an authorized attacker to execute code over a network.
How severe is CVE-2025-29807?: CVE-2025-29807 has a CVSS 3.x base score of 8.7, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2025-29807 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-2025-29807?: CVE-2025-29807 affects Microsoft Dataverse. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-29807?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-29807 have an EU (EUVD) identifier?: Yes. CVE-2025-29807 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7179.
When was CVE-2025-29807 published?: CVE-2025-29807 was published on 2025-03-21 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-29807

Affected products (1)

cpe:2.3:a:microsoft:dataverse:-:*:*:*:*:*:*:*

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