CVE-2026-26147

Name: CVE-2026-26147
Creator: NVD / NIST
Published: 2026-05-22T23:16:41.927+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.7/10EPSS 0.58%

Last modified Jun 17, 2026

CVE-2026-26147 is a high-severity vulnerability rated 7.7/10 on the CVSS scale. Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose information over a network.. EPSS estimates a 0.58% chance of exploitation in the next 30 days.

Description

Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose information over a network.

Metrics

CVSS 3.1

7.7/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

EPSS Probability

0.58%

43.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Microsoft	Azure Stack Hci	All versions

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26147Vendor Advisory

Timeline

Published: May 22, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-26147?

Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose information over a network.

How severe is CVE-2026-26147?

CVE-2026-26147 has a CVSS score of 7.7/10 (HIGH severity). The EPSS model estimates a 0.58% probability of exploitation in the next 30 days.

How do I fix CVE-2026-26147?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-26147?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST