CVE-2026-119990
Azure OpenAI Elevation of Privilege Vulnerability
Missing authentication for critical function in Azure OpenAI allows an unauthorized attacker to elevate privileges over a network.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Azure OpenAI Elevation of Privilege Vulnerability
Missing authentication for critical function in Azure OpenAI allows an unauthorized attacker to elevate privileges over a network.
- Record
CVE-2026-119990- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Weakness
- CWE-306
- Updated
- 2026-11-10
EUVDEUVD-2026-122229
Missing authentication for critical function in Azure OpenAI allows an unauthorized attacker to elevate privileges over a network.
- Record
EUVD-2026-122229- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-11
GitHub AdvisoriesGHSA-298x-8vc9-pjwx
Missing authentication for critical function in Azure OpenAI allows an unauthorized attacker to...
Missing authentication for critical function in Azure OpenAI allows an unauthorized attacker to elevate privileges over a network.
- Record
GHSA-298x-8vc9-pjwx- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-306
- Updated
- 2026-11-10
NVD
Missing authentication for critical function in Azure OpenAI allows an unauthorized attacker to elevate privileges over a network.
- Record
CVE-2026-119990- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-306
- Updated
- 2026-11-10
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| published | EUVD | |
| published | EUVD, NVD | |
| aliases, references | GitHub Advisories | |
| cwes, references, severity, title | CVE List | |
| first indexed | EUVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-119990 is a critical vulnerability (CVSS 9.8) in Microsoft Azure Open Ai, published November 10, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.92%, the 60th percentile. No source names a fixed version.