CVE-2025-7783

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2025-7783
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-7783.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-7783
Aliases
Downstream
Related
Published
2025-07-18T16:34:44.889Z
Modified
2026-07-16T03:59:27.185176072Z
Severity
  • 9.4 (Critical) CVSS_V4 - 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 CVSS Calculator
Summary
Usage of unsafe random function in form-data for choosing boundary
Details

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.

Database specific 
{
    "cwe_ids": [
        "CWE-330"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/7xxx/CVE-2025-7783.json",
    "cna_assigner": "harborist",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "3.0.0 - 3.0.3"
                },
                {
                    "last_affected": "3.0.0 - 3.0.3"
                },
                {
                    "introduced": "4.0.0 - 4.0.3"
                },
                {
                    "last_affected": "4.0.0 - 4.0.3"
                }
            ],
            "source": "AFFECTED_FIELD"
        }
    ]
}
References

Affected packages

Git / github.com/form-data/form-data

Affected ranges

Type
GIT
Repo
https://github.com/form-data/form-data
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
3d1723080e6577a66f17f163ecd345a21d8d0fd0
Database specific 
{
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "2.5.4"
        }
    ],
    "source": [
        "AFFECTED_FIELD",
        "REFERENCES"
    ]
}

Affected versions

0.*
0.1.0
0.1.2
0.1.3
0.2
2.*
2.1.3
v1.*
v1.0.0-rc1
v1.0.0-rc2
v1.0.0-rc3
v2.*
v2.0.0
v2.1.0
v2.1.1
v2.1.2
v2.1.3
v2.1.4
v2.2.0
v2.3.0
v2.3.1
v2.3.2
v2.4.0
v2.5.0
v2.5.1
v3.*
v3.0.0
v3.0.1
v4.*
v4.0.0
v4.0.1
v4.0.2
v4.0.3

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-7783.json"