CVE-2026-49159CriticalMicrosoft CVSS 6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

Microsoft advisory for CVE-2026-49159 — Microsoft Graph

Published
July 23, 2026
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2026-49159 →

📋 Microsoft's advisory

EchelonGraph does not copy Microsoft's advisory page: its FAQ and remediation text are not shown here. Read the advisory on https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49159. This page also shows what EchelonGraph holds for CVE-2026-49159, with the description from its CVE record, which the CVE Numbering Authority that assigned the CVE wrote: for a CVE Microsoft assigned, often in the words of Microsoft's own advisory.

🎯 Affected products1

  • Microsoft Graph

🧭 EchelonGraph on CVE-2026-49159

EchelonGraph score
6.5 MEDIUM
CISA KEV
Not listed
Fix status
A fix is referenced (a reference tagged "Patch", often a source commit), but no release containing it is confirmed — find the release that contains it; until it is applied, mitigate (WAF / firewall / segmentation).

Description from the CVE record (CVE.org), as published by its numbering authority

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

Published by Microsoft Corporation, the CVE Numbering Authority that assigned CVE-2026-49159, in its CVE record at CVE.org; reused under the CVE Program's Terms of Use (its licence and MITRE's copyright notice are in our Terms of Service).

🔗 References (1)