CVE-2021-43307

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the semver-regex npm package, when an attacker is able to supply arbitrary input to the test() method

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-1333

Affected software

Vendor	Product	Versions
semver-regex	semver-regex	>= unspecified, < 3.1.4

References

https://research.jfrog.com/vulnerabilities/semver-regex-redos-xray-211349/Exploit, Third Party Advisory
https://research.jfrog.com/vulnerabilities/semver-regex-redos-xray-211349/Exploit, Third Party Advisory

Timeline

Published: Jun 2, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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