CVE-2026-49159

MEDIUM

Microsoft Graph Information Disclosure Vulnerability

Title source: cna
STIX 2.1

Description

Exposure of sensitive information to an unauthorized actor in Microsoft Graph allows an authorized attacker to disclose information over a network.

References (1)

Core 1
Core References
Vendor Advisory vendor-advisory patch
Microsoft Graph Information Disclosure Vulnerability
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49159

Scores

CVSS v3 6.5
EPSS 0.0055
EPSS Percentile 43.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-200
Status published
Products (2)
microsoft/graph
Microsoft/Microsoft Graph -
Published Jul 24, 2026
Tracked Since Jul 24, 2026