{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-46752: Apache Kvrocks: Stack buffer overflow in Lua bit.tohex()","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-46752","status":"final","version":"1","initial_release_date":"2026-06-25T08:00:18.363Z","current_release_date":"2026-06-25T09:09:46.608Z","revision_history":[{"date":"2026-06-25T08:00:18.363Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"Redis Lua HEAP overflow in cjson library vulnerability in Apache Kvrocks.\n\nThis issue affects Apache Kvrocks: from 2.0.4 through 2.15.0.\n\nUsers are recommended to upgrade to version 2.16.0, which fixes the issue.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-46752 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-46752"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-46752"},{"category":"external","summary":"lists.apache.org","url":"https://lists.apache.org/thread/11sr3bkkhkk0q01odgw6ddsj7fzo31pt"}]},"product_tree":{"branches":[{"category":"vendor","name":"Apache Software Foundation","branches":[{"category":"product_name","name":"Apache Kvrocks","branches":[{"category":"product_version_range","name":">=2.0.4 <=2.15.0","product":{"name":"Apache Software Foundation Apache Kvrocks >=2.0.4 <=2.15.0","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:apache_software_foundation:apache_kvrocks:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-46752","title":"Apache Kvrocks: Stack buffer overflow in Lua bit.tohex()","notes":[{"category":"description","text":"Redis Lua HEAP overflow in cjson library vulnerability in Apache Kvrocks.\n\nThis issue affects Apache Kvrocks: from 2.0.4 through 2.15.0.\n\nUsers are recommended to upgrade to version 2.16.0, which fixes the issue.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1"]},"scores":[{"cvss_v4":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","baseScore":10,"baseSeverity":"CRITICAL"},"products":["CSAFPID-1"]}],"remediations":[{"category":"none_available","details":"No fixed version is published yet. Monitor the upstream advisory.","product_ids":["CSAFPID-1"]}]}]}