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CVE-2023-30608

Parser contains an inefficient regular expression in sqlparse

Published: Apr 18, 2023Updated: Nov 3, 2025 Sources: CVE List NVD GHSA BDUCWE-1333
NVD MITRE
5.5CVSSMEDIUM
EPSS Score
1.0%
Top 42.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:LAC:LPR:NUI:RS:UC:NI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-1333

Affected Products

sqlparseandialbrecht
Library
OSS Libraries / generic-library
sqlparsesqlparse project
Library
OSS Libraries / pypi
debian linuxdebian
On-premOS
Operating Systems / linux-distro
sqlparsePyPIOSS Libraries
SUSE Linux Enterprise Server for SAP ApplicationsNovell Inc.
On-premOS
Operating Systems / linux-distro
andialbrechtoss-projectOSS Librariesaka sqlparse
sqlparse projectoss-projectOSS Librariesaka sqlparse
debianoss-projectGBOperating Systemsaka debian gnu/linux
pypipackage-ecosystemOSS Libraries
novell inc.commercialUSOperating Systems
and 8 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://github.com/andialbrecht/sqlparse/security/advisories/GHSA-rrm6-wvj7-cwh2
github.com
https://github.com/andialbrecht/sqlparse/commit/c457abd5f097dd13fb21543381e7cfafe7d31cfb
github.com
https://github.com/andialbrecht/sqlparse/commit/e75e35869473832a1eb67772b1adfee2db11b85a
github.com
and 21 more references View all →

Timeline

Published
Apr 18, 2023
Last Updated
Nov 3, 2025

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