CVE-2022-42964 - CVE House
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Status published Medium CVE-2022-42964

Exponential ReDoS in pymatgen leads to denial of service

Vulnerability Description

An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the pymatgen PyPI package, when an attacker is able to supply arbitrary input to the GaussianInput.from_string method

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

pymatgen
Vulnerable Versions:
0

Timeline

Official Publish: November 9th, 2022
Last Modified: May 1st, 2025
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)