CVE-2026-26147
Azure Stack HCI Information Disclosure Vulnerability
Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose information over a network.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Azure Stack HCI Information Disclosure Vulnerability
Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose information over a network.
- Record
CVE-2026-26147- CVSS 3.1
- 7.7 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2026-31516
Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose information over a network.
- Record
EUVD-2026-31516- CVSS 3.1
- 7.7 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-jp7v-xgrx-wqjf
Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose...
Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose information over a network.
- Record
GHSA-jp7v-xgrx-wqjf- CVSS 3.1
- 7.7 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
NVD
Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose information over a network.
- Record
CVE-2026-26147- CVSS 3.1
- 7.7 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-26147 is a high vulnerability (CVSS 7.7) in Microsoft Azure Stack Hci, published May 22, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.58%, the 47th percentile. No source names a fixed version.