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CVE

CVE-2026-32178

RHSA-2026:8475: .NET 9.0 security update (Important)
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CVE

CVE-2026-32178

RHSA-2026:8475: .NET 9.0 security update (Important)

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation.

New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 9.0.116 and .NET Runtime 9.0.15.Security Fix(es):

  • dotnet: .NET: Security Bypass and Denial of Service Vulnerability (CVE-2026-26171)
  • dotnet: .NET: Denial of Service via stack overflow (CVE-2026-32203)
  • dotnet: .NET: Denial of Service via Infinite Recursion in XmlDecryptionTransform (CVE-2026-33116)
  • dotnet: Dotnet: SMTP Command Injection and Header Injection via MailAddress parsing flaw (CVE-2026-32178)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Package Versions Affected

Package Version
patch Availability
No items found.

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CVSS Version

Severity
Base Score
CVSS Version
Score Vector
C
H
U
7.5
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
C
H
U
-
C
H
U
-

Related Resources

No items found.

References

https://access.redhat.com/errata/RHSA-2026:8475, https://access.redhat.com/security/cve/CVE-2026-26171, https://access.redhat.com/security/cve/CVE-2026-32178, https://access.redhat.com/security/cve/CVE-2026-32203, https://access.redhat.com/security/cve/CVE-2026-33116

Severity

0

CVSS Score
0
10

Basic Information

Ecosystem
Base CVSS
0
EPSS Probability
0.00057%
EPSS Percentile
0.18281%
Introduced Version
0
Fix Available
0:9.0.15-1.el8_10,0:9.0.116-1.el8_10,0:8.0.26-1.el8_10,0:8.0.126-1.el8_10,0:10.0.106-1.el8_10,0:10.0.6-1.el8_10,0:9.0.15-1.el9_7,0:9.0.116-1.el9_7,0:10.0.6-1.el9_7,0:10.0.106-1.el9_7,0:8.0.26-1.el9_7,0:8.0.126-1.el9_7,0:8.0.26-0ubuntu1~24.04.1,0:8.0.126-0ubuntu1~24.04.1,0:8.0.126-8.0.26-0ubuntu1~24.04.1,0:10.0.6-0ubuntu1~24.04.1,0:10.0.106-0ubuntu1~24.04.1,0:10.0.106-10.0.6-0ubuntu1~24.04.1,0:8.0.26-0ubuntu1~22.04.1,0:8.0.126-0ubuntu1~22.04.1,0:8.0.126-8.0.26-0ubuntu1~22.04.1,8.0.26-r0,10.0.6-r0,9.0.15-r0,0:8.0.126-1.0.1.el9_7,0:8.0.26-1.0.1.el9_7,0:9.0.15-1.0.1.el9_7,0:9.0.116-1.0.1.el9_7,0:10.0.6-1.0.1.el9_7,0:10.0.106-1.0.1.el9_7,0:8.0.126-1.0.1.el8_10,0:8.0.26-1.0.1.el8_10,0:9.0.15-1.0.1.el8_10,0:9.0.116-1.0.1.el8_10,0:10.0.6-1.0.1.el8_10,0:10.0.106-1.0.1.el8_10,0:10.0.106-1.amzn2023.0.1,0:10.0.6-1.amzn2023.0.1,0:9.0.15-1.amzn2023.0.1,0:9.0.116-1.amzn2023.0.1,0:8.0.126-1.amzn2023.0.1,0:8.0.26-1.amzn2023.0.1,8.0.127-r0,9.0.117-r0

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