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mako is vulnerable to Regular Expression Denial of Service

High severity GitHub Reviewed Published Sep 16, 2022 to the GitHub Advisory Database • Updated Sep 3, 2023

Package

pip mako (pip)

Affected versions

< 1.2.2

Patched versions

1.2.2

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.

References

Published by the National Vulnerability Database Sep 7, 2022
Published to the GitHub Advisory Database Sep 16, 2022
Reviewed Sep 16, 2022
Last updated Sep 3, 2023

Severity

High
7.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CVE ID

CVE-2022-40023

GHSA ID

GHSA-v973-fxgf-6xhp

Source code

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