Inappropriate Encoding for Output Context The advisory has been revoked - it doesn't affect any version of package aspnetcore-runtime-9.0 (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL10-ASPNETCORERUNTIME90-18224149
- published23 Jul 2026
- disclosed14 Jul 2026
Introduced: 14 Jul 2026
CVE-2026-50659 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream aspnetcore-runtime-9.0 package and not the aspnetcore-runtime-9.0 package as distributed by RHEL.
Improper encoding or escaping of output in .NET allows an authorized attacker to perform spoofing over a network.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2500589
- https://access.redhat.com/security/cve/CVE-2026-50659
- https://access.redhat.com/errata/RHSA-2026:26638
- https://access.redhat.com/errata/RHSA-2026:39952
- https://access.redhat.com/errata/RHSA-2026:41893
- https://access.redhat.com/errata/RHSA-2026:41895
- https://access.redhat.com/errata/RHSA-2026:41897
- https://access.redhat.com/errata/RHSA-2026:42145
- https://access.redhat.com/errata/RHSA-2026:58566
- https://access.redhat.com/errata/RHSA-2026:58567
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50659