Microsoft .AspNetCore.App.Runtime.osx-x64 up to 6.0.36 weak authentication

Summaryinfo

A vulnerability described as critical has been identified in Microsoft ASP.NET Core, .AspNetCore.Identity, .AspNetCore.App.Runtime.win-arm, .AspNetCore.App.Runtime.win-arm64, .AspNetCore.App.Runtime.win-x64, .AspNetCore.App.Runtime.win-x86, .AspNetCore.App.Runtime.linux-arm, .AspNetCore.App.Runtime.linux-arm64, .AspNetCore.App.Runtime.linux-musl-arm, .AspNetCore.App.Runtime.linux-musl-arm64, .AspNetCore.App.Runtime.linux-musl-x64, .AspNetCore.App.Runtime.linux-x64, .AspNetCore.App.Runtime.osx-arm64 and .AspNetCore.App.Runtime.osx-x64 up to 6.0.36. This vulnerability affects unknown code. Such manipulation leads to weak authentication. This vulnerability only affects products that are no longer supported by the maintainer. This vulnerability is uniquely identified as CVE-2025-7326. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Microsoft ASP.NET Core, .AspNetCore.Identity, .AspNetCore.App.Runtime.win-arm, .AspNetCore.App.Runtime.win-arm64, .AspNetCore.App.Runtime.win-x64, .AspNetCore.App.Runtime.win-x86, .AspNetCore.App.Runtime.linux-arm, .AspNetCore.App.Runtime.linux-arm64, .AspNetCore.App.Runtime.linux-musl-arm, .AspNetCore.App.Runtime.linux-musl-arm64, .AspNetCore.App.Runtime.linux-musl-x64, .AspNetCore.App.Runtime.linux-x64, .AspNetCore.App.Runtime.osx-arm64 and .AspNetCore.App.Runtime.osx-x64 up to 6.0.36. Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a weak authentication vulnerability. Using CWE to declare the problem leads to CWE-1390. The product uses an authentication mechanism to restrict access to specific users or identities, but the mechanism does not sufficiently prove that the claimed identity is correct. Impacted is confidentiality, integrity, and availability. CVE summarizes:

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.

The advisory is available at msrc.microsoft.com. This vulnerability is handled as CVE-2025-7326 since 07/07/2025. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 07/22/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-20507). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• Microsoft

Name

• .AspNetCore.App.Runtime.linux-arm
• .AspNetCore.App.Runtime.linux-arm64
• .AspNetCore.App.Runtime.linux-musl-arm
• .AspNetCore.App.Runtime.linux-musl-arm64
• .AspNetCore.App.Runtime.linux-musl-x64
• .AspNetCore.App.Runtime.linux-x64
• .AspNetCore.App.Runtime.osx-arm64
• .AspNetCore.App.Runtime.osx-x64
• .AspNetCore.App.Runtime.win-arm
• .AspNetCore.App.Runtime.win-arm64
• .AspNetCore.App.Runtime.win-x64
• .AspNetCore.App.Runtime.win-x86
• .AspNetCore.Identity
• ASP.NET Core

Version

• 6.0.0
• 6.0.1
• 6.0.2
• 6.0.3
• 6.0.4
• 6.0.5
• 6.0.6
• 6.0.7
• 6.0.8
• 6.0.9
• 6.0.10
• 6.0.11
• 6.0.12
• 6.0.13
• 6.0.14
• 6.0.15
• 6.0.16
• 6.0.17
• 6.0.18
• 6.0.19
• 6.0.20
• 6.0.21
• 6.0.22
• 6.0.23
• 6.0.24
• 6.0.25
• 6.0.26
• 6.0.27
• 6.0.28
• 6.0.29
• 6.0.30
• 6.0.31
• 6.0.32
• 6.0.33
• 6.0.34
• 6.0.35
• 6.0.36

License

• open-source

Support

• end of life

Website

• Vendor: https://www.microsoft.com/

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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