{"cve":"CVE-2026-46373","nvd":{"published":"2026-06-09T23:16:59.167","modified":"2026-07-23T09:10:00.113","status":"Analyzed","description":"SQLFluff is a modular SQL linter and auto-formatter with support for multiple dialects and templated code. Prior to version 4.1.0, in deployments where untrusted users can provide SQL queries to be linted, an untrusted user can submit a malicious query with deliberate excessive nesting to any application using the parser to trigger a Denial of Service through resource exhaustion. This issue has been patched in version 4.1.0.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-674"],"references":["https://github.com/sqlfluff/sqlfluff/security/advisories/GHSA-wmhf-fqc8-vxhh"],"products":["sqlfluff:sqlfluff"],"source":"nvd","synced_at":"2026-10-19T22:38:48.522727527+00:00"},"epss":{"cve":"CVE-2026-46373","score":0.00263,"percentile":0.18171,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-wmhf-fqc8-vxhh","url":"https://osv.dev/vulnerability/GHSA-wmhf-fqc8-vxhh","summary":"SQLFluff: Recursive Stack Overflow in Parser","modified":"2026-07-06T23:00:09.335545482Z","packages":[{"ecosystem":"PyPI","name":"sqlfluff","purl":"pkg:pypi/sqlfluff","ranges":["<4.1.0"],"fixed":["4.1.0"]}]},{"id":"PYSEC-2026-209","url":"https://osv.dev/vulnerability/PYSEC-2026-209","summary":"","modified":"2026-06-13T10:45:05.237886410Z","packages":[{"ecosystem":"PyPI","name":"sqlfluff","purl":"pkg:pypi/sqlfluff","ranges":["<4.1.0"],"fixed":["4.1.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}