THREATPORT/VULNERABILITY/CVE-2020-7754
HIGH SEVERITY

CVE-2020-7754

Npm User Validate vulnerability

CVSS
7.5
EPSS
3.5%
EPSS pct
88th
Exploited
No known
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.
Affected vendor
Npmjs
Affected product
Npm User Validate
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2020-10-27

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 3.5% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2020-7754

  • Confirm whether Npmjs Npm User Validate is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2020-7754.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-7754

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-7754 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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