CVE-2025-21355

Missing Authentication for Critical Function in Microsoft Bing allows an unauthorized attacker to execute code over a network

CVSS v3 8.6 HIGH

8.6^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 4.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21355	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:microsoft:bing:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-02-19 23:15

Updated : 2026-06-17 08:43

NVD link : CVE-2025-21355

Mitre link : CVE-2025-21355

CVE.ORG link : CVE-2025-21355

JSON object : View

Products Affected

microsoft

bing

CWE

CWE-306

Missing Authentication for Critical Function

NVD-CWE-noinfo

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