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VULNERABILITIES

CVE-2022-40023 Details

Description

Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.

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

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/sqlalchemy/mako/blob/c2f392e0be52dc67d1b9770ab8cce6a9c736d547/mako/ext/extract.py#L21 CVEExploitThird Party Advisory
https://github.com/sqlalchemy/mako/commit/925760291d6efec64fda6e9dd1fd9cfbd5be068c CVEPatch
https://github.com/sqlalchemy/mako/issues/366 CVEIssue TrackingPatch
https://lists.debian.org/debian-lts-announce/2022/09/msg00026.html CVEMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2025/12/msg00004.html CVE

see all 13 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-1333Inefficient Regular Expression Complexity[email protected]

Affected Products

ProductVersions
sqlalchemy mako
< 1.2.2

CPE

  • cpe:2.3:a:sqlalchemy:mako:*:*:*:*:*:*:*:*

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

10 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2022-40023
NVD Published Date:
Sep 7, 2022
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2022-40023 Details - Not Deferred