{"id":"EUVD-2026-57423","revision":"ccbc3282f1324666930a6c2ad5eb49ff","records":[{"revision":"ccbc3282f1324666930a6c2ad5eb49ff","observedAt":"2026-11-05T04:56:51.758+00:00","statement":{"source":"euvd","id":"EUVD-2026-57423","aliases":["CVE-2026-18676","GHSA-x23j-4pcq-m26j"],"title":"The default kuma-cp configuration in Kong Mesh reveals the admin bootstrap token and signing keys to any webpage the operator visits while the control plane is reachable from their browser.\u00A0Due to a CORS misconfiguration a cross-origin fetc…","description":"The default kuma-cp configuration in Kong Mesh reveals the admin bootstrap token and signing keys to any webpage the operator visits while the control plane is reachable from their browser.\u00A0Due to a CORS misconfiguration a cross-origin fetch() from a malicious page returns the admin JWT and signing material.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","score":5.1,"severity":null}],"references":["https://github.com/kumahq/kuma/security/advisories/GHSA-3vcp-chfh-f6r2","https://github.com/kumahq/kuma/pull/16416","https://github.com/kumahq/kuma/pull/16423","https://github.com/kumahq/kuma/pull/16424","https://github.com/kumahq/kuma/pull/16425","https://github.com/kumahq/kuma/pull/16426","https://github.com/kumahq/kuma/pull/16427","https://developer.konghq.com/mesh/changelog/"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-57423","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Aug 12, 2026, 6:42:38 PM","dateUpdated":"Aug 13, 2026, 2:50:43 PM"},"relatedAdvisories":[],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2026-57423","identifiers":["EUVD-2026-57423","CVE-2026-18676","GHSA-x23j-4pcq-m26j"]},"retained":false,"historicalAffected":[]}],"coverage":[]}