Remote Code Execution in Microsoft Azure Functions
CVE-2025-33074

7.5HIGH

Key Information:

Vendor
Microsoft
Status
Azure Functions
Vendor
CVE Published:
30 April 2025

Summary

A vulnerability in Microsoft Azure Functions arises from improper verification of cryptographic signatures, which permits an authorized attacker to remotely execute code through a network connection. This flaw exposes systems to potential exploitation, allowing attackers to perform unauthorized actions within the Azure environment.

Affected Version(s)

Azure Functions Unknown

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

.