CVE-2026-46373
SQLFluff: Recursive Stack Overflow in Parser
7.5
HIGH
CVSS 3.1
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.
How to fix CVE-2026-46373
To remediate CVE-2026-46373, upgrade the affected package to a fixed version below.
- —no fix listed
- —upgrade to 4.1.0 or later
Is CVE-2026-46373 being exploited?
No exploitation signal available. Neither CISA KEV nor a current EPSS score has been published for CVE-2026-46373.
Affected packages (2)
- from 0
- from 0, < 4.1.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |