Information Exposure The advisory has been revoked - it doesn't affect any version of package dotnet9.0 (opens in a new tab)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-DOTNET90-20943664
- published15 Oct 2026
- disclosed13 Oct 2026
Introduced: 13 Oct 2026
NewCVE-2026-66822 (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 dotnet9.0 package and not the dotnet9.0 package as distributed by RHEL.
Insertion of sensitive information into sent data in .NET allows an unauthorized attacker to disclose information over a network.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2548781
- https://access.redhat.com/security/cve/CVE-2026-66822
- https://access.redhat.com/errata/RHSA-2026:84424
- https://access.redhat.com/errata/RHSA-2026:84491
- https://access.redhat.com/errata/RHSA-2026:84693
- https://access.redhat.com/errata/RHSA-2026:86168
- https://access.redhat.com/errata/RHSA-2026:86172
- https://access.redhat.com/errata/RHSA-2026:86195
- https://access.redhat.com/errata/RHSA-2026:88424
- https://access.redhat.com/errata/RHSA-2026:88474
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66822