CVE-2026-47301: Microsoft Configuration Manager privilege escalation via improper access control

CVE-2026-47301 · Severity: high · CVSS 8.8 · Published 2026-07-14

Microsoft Configuration Manager, a tool used by organizations to manage and deploy software across large fleets of computers, contains a security flaw in its access control mechanisms. An attacker who already has basic user access to the network could exploit this weakness to gain administrative control over the management system. This could allow them to deploy malicious software, access sensitive data, or disrupt operations across the entire managed environment.

Technologies: Microsoft Configuration Manager. Vendors: Microsoft.

Quick answers

Is CVE-2026-47301 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-47301 being exploited in the wild.
How severe is CVE-2026-47301?
High severity, with a CVSS score of 8.8, published 14 July 2026.
Which products and versions are affected?
Microsoft Configuration Manager < 2503.
Is there a fix for CVE-2026-47301?
A patch was published on 2026-07-14: Security updates released by Microsoft. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-47301 attacked?
It is attacked over the network, in a network appliance.
Am I affected by CVE-2026-47301?
Check whether you run Microsoft Configuration Manager at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

An improper access control vulnerability (CWE-284) exists in Microsoft Configuration Manager. The flaw allows an authenticated attacker with low-level privileges to escalate their permissions to a higher level, potentially gaining full administrative control. The attack is reachable over the network and does not require user interaction. Affected versions include Configuration Manager releases prior to versions 2503, 2509, and 2603. Microsoft has released security updates to address this issue.

Affected products

  • Microsoft Configuration Manager < 2503
  • Microsoft Configuration Manager 2509 < 2509
  • Microsoft Configuration Manager 2603 < 2603

Timeline

  • 2026-07-14: advisory: Initial publication by Microsoft and NVD.
  • 2026-07-14: patched: Security updates released by Microsoft.

References

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