CVE-2026-47655: CWE-200: Exposure of Sensitive Information to an Unauthorized Actor in Microsoft Microsoft Graph
Exposure of sensitive information to an unauthorized actor in Microsoft Graph allows an authorized attacker to disclose information over a network.
AI Analysis
Technical Summary
This vulnerability in Microsoft Graph involves the exposure of sensitive information to unauthorized actors. An attacker with some level of authorization can disclose sensitive data over a network. The vulnerability is identified as CWE-200 and has a CVSS 3.1 score of 6.5, indicating a medium severity. Microsoft has published an official fix to remediate this issue, as detailed in their security advisory.
Potential Impact
The impact of this vulnerability is the unauthorized disclosure of sensitive information. The confidentiality of data is compromised, but integrity and availability are not affected. The attacker requires some level of privileges (PR:L) but no user interaction is needed. The vulnerability can be exploited remotely over the network.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47655 to remediate this vulnerability.
CVE-2026-47655: CWE-200: Exposure of Sensitive Information to an Unauthorized Actor in Microsoft Microsoft Graph
Description
Exposure of sensitive information to an unauthorized actor in Microsoft Graph allows an authorized attacker to disclose information over a network.
CVSS v3.1
Score 6.5medium
Affected software
Microsoft
Microsoft Graph
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Microsoft Graph involves the exposure of sensitive information to unauthorized actors. An attacker with some level of authorization can disclose sensitive data over a network. The vulnerability is identified as CWE-200 and has a CVSS 3.1 score of 6.5, indicating a medium severity. Microsoft has published an official fix to remediate this issue, as detailed in their security advisory.
Potential Impact
The impact of this vulnerability is the unauthorized disclosure of sensitive information. The confidentiality of data is compromised, but integrity and availability are not affected. The attacker requires some level of privileges (PR:L) but no user interaction is needed. The vulnerability can be exploited remotely over the network.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47655 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-05-19T20:12:27.071Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47655","vendor":"Microsoft"}]
Threat ID: 6a2200c5e29bf47b50d9ecea
Added to database: 06/04/2026, 22:48:37 UTC
Last enriched: 08/14/2026, 13:50:13 UTC
Last updated: 09/12/2026, 22:01:34 UTC
Views: 179
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