CVE-2025-7783criticalCWE-330

CVE-2025-7783: critical vulnerability in form-data

Usage of unsafe random function in form-data for choosing boundary

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50Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 9.4epss 1.8%
from disclosure to weaponsame day
Published on NVDJul 18
1st PoCJul 18
Use of Insufficiently Random Values vulnerability in form-data allows HTTP Parameter Pollution (HPP). This vulnerability is associated with program files lib/form_data.Js. This issue affects form-data: < 2.5.4, 3.0.0 - 3.0.3, 4.0.0 - 4.0.3.
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N
Affected products
form-data
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.