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CVE-2026-32173: Microsoft Azure Sre Agent Improper Authentication (CVSS 8.6)

CVE-2026-32173 is a high severity improper authentication in Microsoft Azure Sre Agent with a CVSS score of 8.6. Apply the vendor fix and confirm exposure on internet facing and business critical assets first.

Last updated: Jul 24, 2026

Quick answer

Direct answer

CVE-2026-32173 is a high severity improper authentication in Microsoft Azure Sre Agent with a CVSS score of 8.6. Apply the vendor fix and confirm exposure on internet facing and business critical assets first.

Risk scores

CVSS base score
8.6HIGH
EPSS probability
1.07%
Higher than 64 percent of all CVEs
CISA KEV
Not listed
CVSS metricWhat it means
Attack vector (AV:N)Network: reachable remotely
Attack complexity (AC:L)Low complexity
Privileges required (PR:N)No privileges required
User interaction (UI:N)No user interaction
Scope (S:C)Scope changed: impact spreads beyond the component
Confidentiality (C:H)High confidentiality impact
Integrity (I:N)No integrity impact
Availability (A:N)No availability impact

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

About Microsoft Azure Sre Agent

CVE-2026-32173 affects Microsoft Azure Sre Agent, a product from Microsoft. Before acting, confirm where Microsoft Azure Sre Agent runs in your estate, who owns it and whether it is reachable from the internet, because exposure decides real risk more than the score alone.

What the flaw is

In plain terms: Improper authentication in Azure SRE Agent allows an unauthorized attacker to disclose information over a network.

The weakness class is Improper Authentication. The software does not properly prove who a user is.

Based on its CVSS vector, the flaw can be reached over the network, needs no login, and needs no user interaction. Apply the vendor fix and confirm exposure on internet facing and business critical assets first.

Affected versions and timeline

FieldDetail
ProductMicrosoft Azure Sre Agent
Affected versionsAzure Sre Agent all listed versions
PublishedApr 3, 2026
Last modifiedJul 24, 2026
Added to CISA KEVNot listed
Assigning CNAsecure@microsoft.com

How to detect it

  • Inventory every instance of Microsoft Azure Sre Agent and record the running version against the affected range above.
  • Check external attack surface scans for internet facing instances of the component.
  • Review logs on affected systems for unusual requests, errors or new processes around the vulnerable function.
  • Confirm with an authenticated vulnerability scan once your scanner has a check for this CVE.

How to fix it

  • Apply the fixed version of Microsoft Azure Sre Agent named in the vendor advisory.
  • If patching must wait, restrict network access to the affected service and put it behind authentication or a web application firewall rule.
  • Rescan after the change to prove the exposure is gone, then close the ticket.

CTEM action plan

CTEM stageWhat to do for this CVE
ScopeAdd every business service that depends on Microsoft Azure Sre Agent to the current CTEM cycle.
DiscoverFind all instances, including shadow and cloud deployments, and record versions and exposure.
PrioritizeRank using EPSS and CVSS together with asset exposure and business impact.
ValidateConfirm the flaw is reachable and exploitable in your environment and that compensating controls work.
MobilizeAssign the fix to the asset owner with a due date matched to the priority, then verify closure.

CWE References

Technical References

Frequently asked questions

CVE-2026-32173 is a high severity improper authentication in Microsoft Azure Sre Agent with a CVSS score of 8.6. Apply the vendor fix and confirm exposure on internet facing and business critical assets first.

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