What is CVE-2026-42826?

CVE-2026-42826 is a critical-severity vulnerability in Microsoft Azure Devops, classified under Information Disclosure. CVSS score: 10.0/10. Published 2026-05-07.

How severe is CVE-2026-42826?

Critical severity. CVSS v3 base score is 10.0 out of 10.

Information disclosure in Microsoft Azure Devops

CVE-2026-42826

Exposure of sensitive information to an unauthorized actor in Azure DevOps allows an unauthorized attacker to disclose information over a network.

Vulnerability class: Information Disclosure

EPSS: 0.001 (25.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Microsoft Azure Devops
Microsoft Azure_devops

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

Azure DevOps Information Disclosure Vulnerability (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2026-42826?: CVE-2026-42826 is a critical-severity vulnerability in Microsoft Azure Devops, classified under Information Disclosure. CVSS score: 10.0/10. Published 2026-05-07.
How severe is CVE-2026-42826?: Critical severity. CVSS v3 base score is 10.0 out of 10.