{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-12T17:15:09.140","vulnerabilities":[{"cve":{"id":"CVE-2021-25748","sourceIdentifier":"jordan@liggitt.net","published":"2023-05-24T17:15:09.253","lastModified":"2024-11-21T05:55:20.377","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A security issue was discovered in ingress-nginx where a user that can create or update ingress objects can use a newline character to bypass the sanitization of the `spec.rules[].http.paths[].path` field of an Ingress object (in the `networking.k8s.io` or `extensions` API group) to obtain the credentials of the ingress-nginx controller. In the default configuration, that credential has access to all secrets in the cluster."}],"metrics":{"cvssMetricV31":[{"source":"jordan@liggitt.net","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L","baseScore":7.6,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"LOW","availabilityImpact":"LOW"},"exploitabilityScore":2.8,"impactScore":4.7},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":3.6}]},"weaknesses":[{"source":"jordan@liggitt.net","type":"Secondary","description":[{"lang":"en","value":"CWE-20"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-noinfo"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:kubernetes:ingress-nginx:*:*:*:*:*:*:*:*","versionEndExcluding":"1.2.1","matchCriteriaId":"E43BDC85-F198-4126-B487-21F6C3667561"}]}]}],"references":[{"url":"https://github.com/kubernetes/ingress-nginx/issues/8686","source":"jordan@liggitt.net","tags":["Issue Tracking","Mitigation","Vendor Advisory"]},{"url":"https://groups.google.com/g/kubernetes-security-announce/c/avaRYa9c7I8","source":"jordan@liggitt.net","tags":["Mailing List","Mitigation","Vendor Advisory"]},{"url":"https://github.com/kubernetes/ingress-nginx/issues/8686","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Mitigation","Vendor Advisory"]},{"url":"https://groups.google.com/g/kubernetes-security-announce/c/avaRYa9c7I8","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Mitigation","Vendor Advisory"]}]}}]}