{"cve":"CVE-2026-65959","nvd":{"published":"2026-08-18T19:17:00.223","modified":"2026-10-26T11:10:00.157","status":"Undergoing Analysis","description":"Vitess is a database clustering system for horizontal scaling of MySQL. In 24.0.2 and earlier, the /debug/vrlog endpoint registered by addHttpEndpoint() in go/vt/vttablet/tabletmanager/vreplication/vrlog.go invokes vrlogStatsHandler() without acl.CheckAccessHTTP(r, acl.DEBUGGING), unlike comparable debug endpoints. A remote caller who can reach the vttablet debug HTTP port can bypass the configured security policy and stream VrLogStats data produced from NewVrLogStats().Send(), including literal SQL statements and bound application values from MoveTables, Reshard, Materialize, and vitess-strategy Online DDL workflows","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","score":5.3},"cwes":["CWE-862"],"references":["https://github.com/vitessio/vitess/commit/4c58cd70edc6b03d61cb65842c342ac08341e64f","https://github.com/vitessio/vitess/commit/657662e78bde1c82df680e9cc43a686d619f8094","https://github.com/vitessio/vitess/commit/d929225a450027406687d27af8dca45620945ceb","https://github.com/vitessio/vitess/security/advisories/GHSA-mhc4-g3wh-cw7m","https://github.com/vitessio/vitess/security/advisories/GHSA-mhc4-g3wh-cw7m"],"products":[],"source":"nvd","synced_at":"2026-10-26T11:33:08.859761529+00:00"},"epss":{"cve":"CVE-2026-65959","score":0.00426,"percentile":0.36645,"date":"2026-10-26"},"kev":null,"osv":[{"id":"GHSA-mhc4-g3wh-cw7m","url":"https://osv.dev/vulnerability/GHSA-mhc4-g3wh-cw7m","summary":"Vitess: Missing authorization on vttablet /debug/vrlog exposes live VReplication SQL data","modified":"2026-09-15T19:10:55.176378823Z","packages":[{"ecosystem":"Go","name":"vitess.io/vitess","purl":"pkg:golang/vitess.io/vitess","ranges":[">=0.24.0-rc1 <=0.24.2"],"fixed":[]},{"ecosystem":"Go","name":"vitess.io/vitess","purl":"pkg:golang/vitess.io/vitess","ranges":["<=0.23.6"],"fixed":[]}]},{"id":"GO-2026-6356","url":"https://osv.dev/vulnerability/GO-2026-6356","summary":"Missing authorization on vttablet /debug/vrlog in vitess.io/vitess","modified":"2026-09-15T19:00:16.966589044Z","packages":[{"ecosystem":"Go","name":"vitess.io/vitess","purl":"pkg:golang/vitess.io/vitess","ranges":["<0.23.6",">=0.24.0-rc1 <0.24.3"],"fixed":["0.23.6","0.24.3"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}