{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-46374: SQLFluff: Uncontrolled Resource Consumption in Parser","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-46374","status":"final","version":"1","initial_release_date":"2026-06-09T22:40:40.265Z","current_release_date":"2026-06-10T12:57:38.307Z","revision_history":[{"date":"2026-06-09T22:40:40.265Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"SQLFluff is a modular SQL linter and auto-formatter with support for multiple dialects and templated code. Prior to version 4.2.0, in deployments where untrusted users can provide SQL queries to be linted, an untrusted user can submit a malicious long query to any application using the parser to trigger a Denial of Service through resource exhaustion. This issue has been patched in version 4.2.0.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-46374 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-46374"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-46374"},{"category":"external","summary":"https://github.com/sqlfluff/sqlfluff/security/advisories/GHSA-73jc-5mrq-prw7","url":"https://github.com/sqlfluff/sqlfluff/security/advisories/GHSA-73jc-5mrq-prw7"}]},"product_tree":{"branches":[{"category":"vendor","name":"sqlfluff","branches":[{"category":"product_name","name":"sqlfluff","branches":[{"category":"product_version","name":"< 4.2.0","product":{"name":"sqlfluff sqlfluff < 4.2.0","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:sqlfluff:sqlfluff:\\<_4.2.0:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-46374","title":"SQLFluff: Uncontrolled Resource Consumption in Parser","notes":[{"category":"description","text":"SQLFluff is a modular SQL linter and auto-formatter with support for multiple dialects and templated code. Prior to version 4.2.0, in deployments where untrusted users can provide SQL queries to be linted, an untrusted user can submit a malicious long query to any application using the parser to trigger a Denial of Service through resource exhaustion. This issue has been patched in version 4.2.0.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1"]},"scores":[{"cvss_v3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH"},"products":["CSAFPID-1"]}],"remediations":[{"category":"none_available","details":"No fixed version is published yet. Monitor the upstream advisory.","product_ids":["CSAFPID-1"]}]}]}