{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/30489?format=json","vulnerability_id":"VCID-w9b7-vajk-3kdq","summary":"Kube-proxy may unintentionally forward traffic\nKube-proxy on Windows can unintentionally forward traffic to local processes listening on the same port (`spec.ports[*].port`) as a LoadBalancer Service when the LoadBalancer controller does not set the `status.loadBalancer.ingress[].ip` field. Clusters \nwhere the LoadBalancer controller sets the `status.loadBalancer.ingress[].ip` field are unaffected.","aliases":[{"alias":"CVE-2021-25736"},{"alias":"GHSA-35c7-w35f-xwgh"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/926506?format=json","purl":"pkg:deb/debian/kubernetes@0?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/kubernetes@0%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/926507?format=json","purl":"pkg:deb/debian/kubernetes@1.20.5%2Breally1.20.2-1?distro=trixie","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-42kp-8t9h-dfat"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/kubernetes@1.20.5%252Breally1.20.2-1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/926505?format=json","purl":"pkg:deb/debian/kubernetes@1.20.5%2Breally1.20.2-1.1%2Bdeb12u1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/kubernetes@1.20.5%252Breally1.20.2-1.1%252Bdeb12u1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/926509?format=json","purl":"pkg:deb/debian/kubernetes@1.32.3%2Bds-2?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/kubernetes@1.32.3%252Bds-2%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/926508?format=json","purl":"pkg:deb/debian/kubernetes@1.33.4%2Bds-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/kubernetes@1.33.4%252Bds-1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/71291?format=json","purl":"pkg:golang/k8s.io/kubernetes@1.21.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-jjnq-w1uh-dudy"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:golang/k8s.io/kubernetes@1.21.0"}],"affected_packages":[],"references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-25736.json","reference_id":"","reference_type":"","scores":[{"value":"5.8","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-25736.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-25736","reference_id":"","reference_type":"","scores":[{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23744","published_at":"2026-04-08T12:55:00Z"},{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23887","published_at":"2026-04-04T12:55:00Z"},{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23674","published_at":"2026-04-07T12:55:00Z"},{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23791","published_at":"2026-04-09T12:55:00Z"},{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23558","published_at":"2026-05-09T12:55:00Z"},{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.2349","published_at":"2026-05-07T12:55:00Z"},{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23409","published_at":"2026-05-05T12:55:00Z"},{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23528","published_at":"2026-04-29T12:55:00Z"},{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23563","published_at":"2026-04-26T12:55:00Z"},{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23573","published_at":"2026-04-24T12:55:00Z"},{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23684","published_at":"2026-04-21T12:55:00Z"},{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23706","published_at":"2026-04-18T12:55:00Z"},{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23729","published_at":"2026-04-01T12:55:00Z"},{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23846","published_at":"2026-04-02T12:55:00Z"},{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23716","published_at":"2026-04-16T12:55:00Z"},{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23705","published_at":"2026-04-13T12:55:00Z"},{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23762","published_at":"2026-04-12T12:55:00Z"},{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23806","published_at":"2026-04-11T12:55:00Z"},{"value":"0.00088","scoring_system":"epss","scoring_elements":"0.24949","published_at":"2026-05-12T12:55:00Z"},{"value":"0.00088","scoring_system":"epss","scoring_elements":"0.24928","published_at":"2026-05-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-25736"},{"reference_url":"https://github.com/kubernetes/kubernetes","reference_id":"","reference_type":"","scores":[{"value":"5.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C: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of Sensitive Information to an Unauthorized Actor","description":"The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information."}],"exploits":[],"severity_range_score":"4.0 - 6.9","exploitability":null,"weighted_severity":null,"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-w9b7-vajk-3kdq"}