What’s Vulnerable › Vulnerabilities

CVE-2022-42964: Exponential ReDoS in pymatgen leads to denial of service

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-11-09 · updated 2026-06-17
• Weakness: CWE-1333

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

Affected products

• pymatgen: all versions

References

• https://research.jfrog.com/vulnerabilities/pymatgen-redos-xray-257184/
• https://research.jfrog.com/vulnerabilities/pymatgen-redos-xray-257184/

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