CVE-2026-66822Published
.NET Information Disclosure Vulnerability
Explicit identifiers and source references
These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.
CVE-2026-66822 · Microsoft / collected KEV context
cve-program · CVE-2026-66822
euvd · EUVD-2026-99277
nvd · CVE-2026-66822
osv · GHSA-wxxw-5cvc-53j7
- https://github.com/dotnet/runtime/security/advisories/GHSA-wxxw-5cvc-53j7
- https://nvd.nist.gov/vuln/detail/CVE-2026-66822
- https://github.com/dotnet/announcements/issues/448
- https://github.com/dotnet/runtime/issues/135697
- https://github.com/dotnet/runtime
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66822
Related operational evidence
Explicit CVE identifiers- Insertion of sensitive information into sent data in .NET allows an unauthorized attacker to disclose information over a network. · Advisory content revised · 7 Nov 2026
- Insertion of sensitive information into sent data in .NET allows an unauthorized attacker to disclose information over a network. · Advisory content revised · 1 Nov 2026
- .NET Information Disclosure Vulnerability · Published vulnerability · 13 Oct 2026