CVE-2020-7754
HIGHCVSS 7.5/10EPSS 3.44%
Last modified
CVE-2020-7754 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. This affects the package npm-user-validate before 1.0.1. The regex that validates user emails took exponentially longer to process long input strings beginning with @ characters.. EPSS estimates a 3.44% chance of exploitation in the next 30 days.
Description
This affects the package npm-user-validate before 1.0.1. The regex that validates user emails took exponentially longer to process long input strings beginning with @ characters.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Npmjs | Npm-User-Validate | < 1.0.1 |
References
- https://github.com/npm/npm-user-validate/commit/c8a87dac1a4cc6988b5418f30411a8669bef204ePatch, Third Party Advisory
- https://github.com/npm/npm-user-validate/security/advisories/GHSA-xgh6-85xh-479pThird Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1019353Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-JS-NPMUSERVALIDATE-1019352Exploit, Third Party Advisory
- https://github.com/npm/npm-user-validate/commit/c8a87dac1a4cc6988b5418f30411a8669bef204ePatch, Third Party Advisory
- https://github.com/npm/npm-user-validate/security/advisories/GHSA-xgh6-85xh-479pThird Party Advisory
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1019353Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-JS-NPMUSERVALIDATE-1019352Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-7754?
This affects the package npm-user-validate before 1.0.1. The regex that validates user emails took exponentially longer to process long input strings beginning with @ characters.
How severe is CVE-2020-7754?
CVE-2020-7754 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.44% probability of exploitation in the next 30 days.
How do I fix CVE-2020-7754?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2020-7754?
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