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Vulnerability record · CVE-2025-33074 · published 30 April 2025

CVE-2025-33074: Microsoft azure functions improper verification of cryptographic signature vulnerability

Microsoft · Azure Functions

Improper verification of cryptographic signature in Microsoft Azure Functions allows an authorized attacker to execute code over a network.

8.8 CVSS 3.1 High EPSS 0.59% · top 54.2% CWE-347 · Improper verification of cryptographic signature
8.8CVSS 3.1 base score
0.59%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

Improper verification of cryptographic signature in Microsoft Azure Functions allows an authorized attacker to execute code over a network.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-33074 Vendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2025-33074), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.