{"id":"CLEANSTART-2026-XT22555","summary":"Forward-reference completion for @JsonIdentityInfo object IDs in FasterXML jackson-databind performs a linear scan of the pending-reference accumulator for every resolved ID","details":"Security vulnerability affects the apache-zookeeper package. Forward-reference completion for @JsonIdentityInfo object IDs in FasterXML jackson-databind performs a linear scan of the pending-reference accumulator for every resolved ID.","modified":"2026-10-17T00:45:02.474248515Z","published":"2026-10-17T00:37:23.692867Z","upstream":["CVE-2026-91777"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-XT22555.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-91777"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91777"}],"affected":[{"package":{"name":"apache-zookeeper","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/apache-zookeeper?arch=noarch"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.8.6-r8"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-XT22555.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:N/I:N/A:H"}]}