{"action":"Upgrade zookeeper to 3.9.6-1 or later.","affected":[{"fixed":"3.9.6-1","introduced":"0"}],"component":"zookeeper","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["3.9.6-1"],"id":"tcs_01M5NT5W8CHF7A7YFK211BZ34P","modified_at":"2026-10-01T03:03:28.428999613Z","published_at":"2026-09-16T10:16:51.097Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-59739","https://security-tracker.debian.org/tracker/CVE-2026-59739"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-59739#Debian:14/zookeeper","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-59739"}],"summary":"Information disclosure via SetWatches reconnect replay in Apache ZooKeeper due to missing ACL check. An attacker can discover ACL-restricted paths by registering exists-watches on non-existent paths,"}