{"id":"GO-2026-5102","revision":"0ff6c9c0dbd84ee2a7792c39b2df96a6","records":[{"revision":"0ff6c9c0dbd84ee2a7792c39b2df96a6","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GO-2026-5102","aliases":["CVE-2026-18676","CVE-2026-45021","GHSA-3vcp-chfh-f6r2"],"title":"Default kuma-cp leaks admin token cross-origin via CORS wildcard + LocalhostIsAdmin in github.com/kumahq/kuma","description":"Default kuma-cp leaks admin token cross-origin via CORS wildcard + LocalhostIsAdmin in github.com/kumahq/kuma.\n\nNOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions.\n\n(If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.)\n\nThe additional affected modules and versions are: github.com/kumahq/kuma/v2 from v2.9.0 before v2.9.15.","state":0,"publishedAt":"2026-07-22T20:36:55+00:00","modifiedAt":"2026-08-13T04:10:36.471482+00:00","affected":[{"ecosystem":"Go","name":"github.com/kumahq/kuma","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"Go","name":"github.com/kumahq/kuma/v2","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"2.7.25"},{"kind":"introduced","version":"2.9.13"},{"kind":"fixed","version":"2.11.13"},{"kind":"introduced","version":"2.12.4"},{"kind":"fixed","version":"2.12.10"},{"kind":"introduced","version":"2.13.0"},{"kind":"fixed","version":"2.13.5"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[],"references":["https://github.com/kumahq/kuma/security/advisories/GHSA-3vcp-chfh-f6r2","https://nvd.nist.gov/vuln/detail/CVE-2026-45021","https://github.com/kumahq/kuma/commit/8fefa8595d44eb68d922405702ed7a0826322907","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"],"sourceUrl":"https://osv.dev/vulnerability/GO-2026-5102","license":"OSV · upstream source license applies","key":"osv:GO-2026-5102","identifiers":["GO-2026-5102","CVE-2026-18676","CVE-2026-45021","GHSA-3vcp-chfh-f6r2"]},"retained":false,"historicalAffected":[]}],"coverage":[]}