What’s Vulnerable › Vulnerabilities

CVE-2026-49159: Microsoft Graph Information Disclosure Vulnerability

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-24 · updated 2026-11-01
• Weakness: CWE-200

Description

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

Affected products

• Microsoft Graph: all versions
• Microsoft Graph: all versions

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49159

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