CVE-2024-23346

Name: CVE-2024-23346
Creator: NVD / NIST
Published: 2024-02-21T17:15:09.377+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 3.82%

Last modified Jun 17, 2026

CVE-2024-23346 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Pymatgen (Python Materials Genomics) is an open-source Python library for materials analysis. A critical security vulnerability exists in the `JonesFaithfulTransformation.from_transformation_str()` method within the `pymatgen` library prior to version 2024.2.20. EPSS estimates a 3.82% chance of exploitation in the next 30 days.

Description

Pymatgen (Python Materials Genomics) is an open-source Python library for materials analysis. A critical security vulnerability exists in the `JonesFaithfulTransformation.from_transformation_str()` method within the `pymatgen` library prior to version 2024.2.20. This method insecurely utilizes `eval()` for processing input, enabling execution of arbitrary code when parsing untrusted input. Version 2024.2.20 fixes this issue.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

3.82%

88.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Materialsvirtuallab	Pymatgen	< 2024.2.20

References

https://github.com/materialsproject/pymatgen/blob/master/pymatgen/symmetry/settings.py#L97C1-L111C108Broken Link
https://github.com/materialsproject/pymatgen/commit/c231cbd3d5147ee920a37b6ee9dd236b376bcf5aPatch
https://github.com/materialsproject/pymatgen/security/advisories/GHSA-vgv8-5cpj-qj2fExploit, Vendor Advisory
https://github.com/materialsproject/pymatgen/blob/master/pymatgen/symmetry/settings.py#L97C1-L111C108Broken Link
https://github.com/materialsproject/pymatgen/commit/c231cbd3d5147ee920a37b6ee9dd236b376bcf5aPatch
https://github.com/materialsproject/pymatgen/security/advisories/GHSA-vgv8-5cpj-qj2fExploit, Vendor Advisory
https://www.vicarius.io/vsociety/posts/critical-security-flaw-in-pymatgen-library-cve-2024-23346Exploit, Third Party Advisory

Timeline

Published: Feb 21, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-23346?

How severe is CVE-2024-23346?

CVE-2024-23346 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 3.82% probability of exploitation in the next 30 days.

How do I fix CVE-2024-23346?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-23346?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST