Vulnerability in Sqlalchemy Mako
CVE-2022-40023
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.
Vulnerability class: ReDoS (Regular Expression Denial of Service)
EPSS: 0.017 (74.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Sqlalchemy Mako
- Debian Debian_linux — versions 10.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Patch, Issue Tracking)
- cve@mitre.org (Patch)
- cve@mitre.org (Exploit, Third Party Advisory)
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (mailing-list, Mailing List, Third Party Advisory)
- cve@mitre.org (Exploit, Third Party Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2022-40023?
- CVE-2022-40023 is a high-severity vulnerability in Sqlalchemy Mako, classified under Inefficient Regular Expression Complexity. CVSS score: 7.5/10. Published 2022-09-07.
- How severe is CVE-2022-40023?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2022-40023 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.