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CVE-2023-30608

20
FAUCET Score

CVE-2023-30608 is a Regular Expression Denial of Service (ReDoS) vulnerability affecting sqlparse, a Python SQL parser module, specifically versions prior to 0.4.4. This flaw allows an unauthenticated attacker to trigger a denial of service by exploiting a vulnerable regular expression within the parser. With a CVSS score of 7.5 (High), the vulnerability is easily exploitable over the network with low attack complexity, leading to a complete loss of availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0.1.15, < 0.4.4CPE matchmatch criteria
cpe:2.3:a:sqlparse_project:sqlparse:*:*:*:*:*:python:*:*
10.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.98%
Probability of exploitation in next 30 days
EPSS Percentile
58.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0098 is in the 34th percentile among its peer group of 51,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (8)

github_advisorypatch availablevia nvd_reference
View patch
pippatch availablevia ghsa
Product: sqlparseFixed in: 0.4.4
redhatpatch availablevia redhat_api
Product: Red Hat Satellite 6.14 for RHEL 8Fixed in: python-sqlparse-0:0.4.4-1.el8pc
View patch
redhatpatch availablevia redhat_api
Product: RHUI 4 for RHEL 8Fixed in: python-sqlparse-0:0.4.4-1.0.1.el8ui
View patch
redhatno patchvia redhat_api
Product: Red Hat Ansible Automation Platform 2Fixed in: python-sqlparse
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Container Platform 4Fixed in: python-sqlparse
redhatend of lifevia redhat_api
Product: Red Hat OpenStack Platform 16.1Fixed in: python-sqlparse
redhatend of lifevia redhat_api
Product: Red Hat OpenStack Platform 16.2Fixed in: python-sqlparse

Vendor Advisories (2)

pipGHSA-rrm6-wvj7-cwh2medium

sqlparse contains a regular expression that is vulnerable to Regular Expression Denial of Service

Apr 21, 2023
redhatCVE-2023-30608Moderate

sqlparse: Parser contains a regular expression that is vulnerable to ReDOS (Regular Expression Denial of Service)

Apr 19, 2023

References

lists.debian.org / debian-lts-announce/2024/12/msg00022.html
github.com / andialbrecht/sqlparse/commit/c457abd5f097dd13fb21543381e7cfafe7d31cfb
Patch
github.com / andialbrecht/sqlparse/commit/e75e35869473832a1eb67772b1adfee2db11b85a
Patch
github.com / andialbrecht/sqlparse/security/advisories/GHSA-rrm6-wvj7-cwh2
PatchVendor Advisory
lists.debian.org / debian-lts-announce/2023/05/msg00017.html
Mailing ListThird Party Advisory
owasp.org / www-community/attacks/Regular_expression_Denial_of_Service_-_ReDoS
Technical Description