Vulnerabilities

Vulnerability · CVE-2025-7326

Weak authentication in EOL ASP.NET Core allows an unauthorized attacker to elevate privileges over a network.

Published Jul 8, 2025 · catalog updated Jul 22, 2025 · Microsoft Microsoft.AspNetCore.App.Runtime.win-arm

Check this week

CVE-2025-7326 is not in CISA KEV. FIRST estimates a 71.00% chance of exploitation in the next 30 days. Check whether you run Microsoft Microsoft.AspNetCore.App.Runtime.win-arm.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
71.00%
Remediation
Advisory link
Affected products
vendor Microsoft Microsoft.AspNetCore.App.Runtime.win-arm 6.0.0 ≤6.0.36

Weak authentication in EOL ASP.NET Core allows an unauthorized attacker to elevate privileges over a network. NOTE: This CVE affects only End Of Life (EOL) software components. The vendor, Microsoft, has indicated there will be no future updates nor support provided upon inquiry.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Microsoft Microsoft.AspNetCore.App.Runtime.win-arm 6.0.0 ≤6.0.366.0.0 ≤6.0.36

How to fix CVE-2025-7326

  • Recommended remediation

    A patch or advisory reference is linked. Open the original publisher for availability by product version.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-7326 is not in CISA KEV. FIRST estimates a 71.00% chance of exploitation in the next 30 days. Check whether you run Microsoft Microsoft.AspNetCore.App.Runtime.win-arm.

Which versions are affected?

Compare what you have installed with Microsoft Microsoft.AspNetCore.App.Runtime.win-arm 6.0.0 ≤6.0.36 6.0.0 ≤6.0.36. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 71.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jul 8, 2025 · EUVD

    Detected

    Weak authentication in EOL ASP.NET Core allows an unauthorized attacker to elevate privileges over a network. NOTE: This CVE affects only End Of Life (EOL) software components. The vendor, Microsoft, has indicated there will be no future updates nor support provided upon inquiry.

  2. Jul 22, 2025 · EUVD

    Updated

    Weak authentication in EOL ASP.NET Core allows an unauthorized attacker to elevate privileges over a network. NOTE: This CVE affects only End Of Life (EOL) software components. The vendor, Microsoft, has indicated there will be no future updates nor support provided upon inquiry.

Sources

  • EUVDVulnerability recordEUVD-2025-20507

    Weak authentication in EOL ASP.NET Core allows an unauthorized attacker to elevate privileges over a network. NOTE: This CVE affects only End Of Life (EOL) software components. The vendor, Microsoft, has indicated there will be no future updates nor support provided upon inquiry.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Jul 22, 2025. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.