Bug 2548787 (CVE-2026-70175) - CVE-2026-70175 dotnet10.0: dotnet8.0: dotnet9.0: ASP.NET Core Elevation of Privilege Vulnerability
Summary: CVE-2026-70175 dotnet10.0: dotnet8.0: dotnet9.0: ASP.NET Core Elevation of Pr...
Keywords:
Status: NEW
Alias: CVE-2026-70175
Deadline: 2026-10-13
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-10-09 19:18 UTC by Charles Timko
Modified: 2026-10-26 04:07 UTC (History)
3 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2026:86168 0 None None None 2026-10-20 21:36:15 UTC
Red Hat Product Errata RHSA-2026:86169 0 None None None 2026-10-20 22:46:12 UTC
Red Hat Product Errata RHSA-2026:86170 0 None None None 2026-10-20 21:54:55 UTC
Red Hat Product Errata RHSA-2026:86171 0 None None None 2026-10-20 22:49:53 UTC
Red Hat Product Errata RHSA-2026:86172 0 None None None 2026-10-20 21:43:12 UTC
Red Hat Product Errata RHSA-2026:86192 0 None None None 2026-10-20 21:58:28 UTC
Red Hat Product Errata RHSA-2026:86193 0 None None None 2026-10-20 22:55:40 UTC
Red Hat Product Errata RHSA-2026:86195 0 None None None 2026-10-20 21:40:34 UTC
Red Hat Product Errata RHSA-2026:86594 0 None None None 2026-10-21 03:41:51 UTC
Red Hat Product Errata RHSA-2026:88422 0 None None None 2026-10-22 22:10:00 UTC
Red Hat Product Errata RHSA-2026:88424 0 None None None 2026-10-22 22:00:55 UTC
Red Hat Product Errata RHSA-2026:88425 0 None None None 2026-10-22 22:07:52 UTC
Red Hat Product Errata RHSA-2026:88474 0 None None None 2026-10-22 23:24:05 UTC
Red Hat Product Errata RHSA-2026:89735 0 None None None 2026-10-26 04:07:13 UTC

Description Charles Timko 2026-10-09 19:18:50 UTC 
Improper authentication in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network.

Affected products:
- ASP.NET Core Runtime (release 10.0): 10.0.0 - 10.0.12; fixed 10.0.13
- ASP.NET Core Runtime (release 8.0): 8.0.0 - 8.0.31; fixed 8.0.32
- ASP.NET Core Runtime (release 9.0): 9.0.0 - 9.0.20; fixed 9.0.21
Comment 1 Jon Orris 2026-10-20 21:36:15 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:86168 https://access.redhat.com/errata/RHSA-2026:86168
Comment 2 Jon Orris 2026-10-20 21:40:34 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:86195 https://access.redhat.com/errata/RHSA-2026:86195
Comment 3 Jon Orris 2026-10-20 21:43:11 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:86172 https://access.redhat.com/errata/RHSA-2026:86172
Comment 4 Jon Orris 2026-10-20 21:54:55 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:86170 https://access.redhat.com/errata/RHSA-2026:86170
Comment 5 Jon Orris 2026-10-20 21:58:27 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:86192 https://access.redhat.com/errata/RHSA-2026:86192
Comment 6 Jon Orris 2026-10-20 22:46:11 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:86169 https://access.redhat.com/errata/RHSA-2026:86169
Comment 7 Jon Orris 2026-10-20 22:49:52 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:86171 https://access.redhat.com/errata/RHSA-2026:86171
Comment 8 Jon Orris 2026-10-20 22:55:39 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:86193 https://access.redhat.com/errata/RHSA-2026:86193
Comment 9 Jon Orris 2026-10-21 03:41:49 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:86594 https://access.redhat.com/errata/RHSA-2026:86594
Comment 10 Jon Orris 2026-10-22 22:00:54 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:88424 https://access.redhat.com/errata/RHSA-2026:88424
Comment 11 Jon Orris 2026-10-22 22:07:52 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions

Via RHSA-2026:88425 https://access.redhat.com/errata/RHSA-2026:88425
Comment 12 Jon Orris 2026-10-22 22:09:59 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:88422 https://access.redhat.com/errata/RHSA-2026:88422
Comment 13 Jon Orris 2026-10-22 23:24:04 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:88474 https://access.redhat.com/errata/RHSA-2026:88474
Comment 14 Jon Orris 2026-10-26 04:07:13 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:89735 https://access.redhat.com/errata/RHSA-2026:89735
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