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CVE-2023-30608 Details

Description

sqlparse is a non-validating SQL parser module for Python. In affected versions the SQL parser contains a regular expression that is vulnerable to ReDoS (Regular Expression Denial of Service). This issue was introduced by commit `e75e358`. The vulnerability may lead to Denial of Service (DoS). This issues has been fixed in sqlparse 0.4.4 by commit `c457abd5f`. Users are advised to upgrade. There are no known workarounds for this issue.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CNA: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/andialbrecht/sqlparse/commit/c457abd5f097dd13fb21543381e7cfafe7d31cfb	CVE	Patch
https://github.com/andialbrecht/sqlparse/commit/e75e35869473832a1eb67772b1adfee2db11b85a	CVE	Patch
https://github.com/andialbrecht/sqlparse/security/advisories/GHSA-rrm6-wvj7-cwh2	CVE	PatchVendor Advisory
https://lists.debian.org/debian-lts-announce/2023/05/msg00017.html	CVE	Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2024/12/msg00022.html	CVE
https://owasp.org/www-community/attacks/Regular_expression_Denial_of_Service_-_ReDoS	CVE	Technical Description
https://github.com/andialbrecht/sqlparse/commit/c457abd5f097dd13fb21543381e7cfafe7d31cfb	[email protected]	Patch
https://github.com/andialbrecht/sqlparse/commit/e75e35869473832a1eb67772b1adfee2db11b85a	[email protected]	Patch
https://github.com/andialbrecht/sqlparse/security/advisories/GHSA-rrm6-wvj7-cwh2	[email protected]	PatchVendor Advisory
https://lists.debian.org/debian-lts-announce/2023/05/msg00017.html	[email protected]	Mailing ListThird Party Advisory
https://owasp.org/www-community/attacks/Regular_expression_Denial_of_Service_-_ReDoS	[email protected]	Technical Description

see all 11 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-1333	Inefficient Regular Expression Complexity	[email protected]
CWE-1333	Inefficient Regular Expression Complexity	[email protected]

Affected Products

Product	Versions
sqlparse project sqlparse	>= 0.1.15, < 0.4.4
CPE cpe:2.3:a:sqlparse_project:sqlparse::::::python::* Remediation No remediation found in references.
debian debian linux	10.0
CPE cpe:2.3:o:debian:debian_linux:10.0:::::::* Remediation No remediation found in references.

Change History

9 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	CISA-ADP
Jun 17, 2026	CVE Modified	[email protected]
Nov 3, 2025	CVE Modified	CVE
Feb 13, 2025	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Jun 14, 2023	Modified Analysis	[email protected]
May 16, 2023	CVE Modified	[email protected]
Apr 28, 2023	Initial Analysis	[email protected]