{"cve":"CVE-2004-0837","nvd":{"published":"2004-11-03T05:00:00.000","modified":"2026-06-16T22:06:29.390","status":"Modified","description":"MySQL 4.x before 4.0.21, and 3.x before 3.23.49, allows attackers to cause a denial of service (crash or hang) via multiple threads that simultaneously alter MERGE table UNIONs.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://bugs.mysql.com/2408","http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000892","http://lists.mysql.com/internals/16168","http://lists.mysql.com/internals/16173","http://lists.mysql.com/internals/16174"],"products":["debian:debian_linux","mysql:mysql","oracle:mysql"],"source":"nvd","synced_at":"2026-10-19T19:37:11.487553034+00:00"},"epss":{"cve":"CVE-2004-0837","score":0.04901,"percentile":0.92095,"date":"2026-10-31"},"kev":null,"osv":[],"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."]}