How severe is CVE-2025-29808?

CVE-2025-29808 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-29808 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-29808?

CVE-2025-29808 affects Microsoft Windows Server 2022. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-29808?

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

Does CVE-2025-29808 have an EU (EUVD) identifier?

Yes. CVE-2025-29808 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-10123.

When was CVE-2025-29808 published?

CVE-2025-29808 was published on 2025-04-08 and last updated on 2026-06-17.

CVE-2025-29808

CVE-2025-29808 is a medium-severity vulnerability in Microsoft Windows Server 2022 with a CVSS 3.x base score of 5.5. 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-1240.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-10123
Weakness: CWE-1240
Affected product: Microsoft Windows Server 2022
Published: 2025-04-08
Last modified: 2026-06-17

Description

Use of a cryptographic primitive with a risky implementation in Windows Cryptographic Services allows an authorized attacker to disclose information locally.

Frequently asked questions

What is CVE-2025-29808?: Use of a cryptographic primitive with a risky implementation in Windows Cryptographic Services allows an authorized attacker to disclose information locally.
How severe is CVE-2025-29808?: CVE-2025-29808 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-29808 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-29808?: CVE-2025-29808 affects Microsoft Windows Server 2022. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-29808?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-29808 have an EU (EUVD) identifier?: Yes. CVE-2025-29808 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-10123.
When was CVE-2025-29808 published?: CVE-2025-29808 was published on 2025-04-08 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-29808

Affected products (1)

cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*

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