Azure MCP Server Information Disclosure Vulnerability
Priority MEDIUM 49CWE-306Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from Microsoft.
Summary
Missing authentication for critical function in Azure MCP Server allows an unauthorized attacker to disclose information over a network.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0086 58th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Microsoft
Microsoft's page for this CVE →
- Impact
- Information Disclosure
- Exploited
- No
- Publicly disclosed
- No
- Exploitability
- —
Timeline
- 2026-10-02 Threatist record created from CVE-2026-32211
- 2026-10-03 Alias added: GHSA-5w7p-v6h9-q8c5
References
More Microsoft Azure Web Apps vulnerabilities
- TI-2026-46902 Azure Arc Elevation of Privilege Vulnerability CVSS 3.1CRITICAL 10.0
- TI-2024-25475 Azure Web Apps Elevation of Privilege Vulnerability CVSS 3.1CRITICAL 9.9
Sources
- CVE-2026-32211 · CVE Program
- CVE-2026-32211 · NVD
- FIRST EPSS
- GHSA-5w7p-v6h9-q8c5 · GitHub Advisory Database · CC BY 4.0
- CVE-2026-32211 · Microsoft Security Update Guide
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences