{"id":"CLEANSTART-2026-IJ88105","summary":"In specific scenarios involving multiple clients with different DNS resolver configurations, Reactor Netty may incorrectly reuse a previously configured DNS resolver","details":"Security vulnerability affects the elasticsearch package. In specific scenarios involving multiple clients with different DNS resolver configurations, Reactor Netty may incorrectly reuse a previously configured DNS resolver.","modified":"2026-09-29T01:00:06.593030487Z","published":"2026-09-29T00:34:54.794303Z","upstream":["CVE-2026-47843"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-IJ88105.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-47843"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-47843"}],"affected":[{"package":{"name":"elasticsearch","ecosystem":"CleanStart"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.2.8-r5"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-IJ88105.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}