{"action":"Upgrade OpenTelemetry.Exporter.Instana to 1.1.0 or later.","affected":[{"fixed":"1.1.0","introduced":"0"}],"component":"OpenTelemetry.Exporter.Instana","cve_ids":["CVE-2026-44213"],"ecosystem":"NuGet","epss":0.00207,"exploited":false,"fixed_versions":["1.1.0"],"ghsa_id":"GHSA-wfr5-454p-mjc2","id":"tcs_01M5N93JKP6857X6233Z0Z160B","modified_at":"2026-06-08T23:45:16.576993207Z","published_at":"2026-05-08T20:48:02Z","references":["https://osv.dev/vulnerability/GHSA-wfr5-454p-mjc2","https://github.com/open-telemetry/opentelemetry-dotnet-contrib/security/advisories/GHSA-wfr5-454p-mjc2","https://nvd.nist.gov/vuln/detail/CVE-2026-44213","https://github.com/open-telemetry/opentelemetry-dotnet-contrib"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"GHSA-wfr5-454p-mjc2","url":"https://osv.dev/vulnerability/GHSA-wfr5-454p-mjc2"}],"summary":"OpenTelemetry.Exporter.Instana bypasses TLS certificate validation when a proxy is configured"}