CVE-2025-43865

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Source
https://cve.org/CVERecord?id=CVE-2025-43865
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-43865.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2025-43865
Aliases
Downstream
Published
2025-04-25T00:18:53Z
Modified
2026-08-12T03:30:51Z
Severity
  • 8.2 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H CVSS Calculator
Summary
React Router allows pre-render data spoofing on React-Router framework mode
Details

React Router is a router for React. In versions on the 7.0 branch prior to version 7.5.2, it's possible to modify pre-rendered data by adding a header to the request. This allows to completely spoof its contents and modify all the values ​​of the data object passed to the HTML. This issue has been patched in version 7.5.2.

Database specific 
{
    "cna_assigner":  "GitHub_M",
    "cwe_ids":  [
        "CWE-345"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/43xxx/CVE-2025-43865.json"
}
References

Affected packages

Git / github.com/remix-run/react-router

Affected ranges

Type
GIT
Repo
https://github.com/remix-run/react-router
Events
Introduced
e8e3b004d94a949372e77ce97a543bff5bc6fb89
Fixed
c84302972a152d851cf5dd859ff332b354b70111
Database specific
Show details 
{
    "extracted_events":  [
        {
            "introduced":  "7.0"
        },
        {
            "fixed":  "7.5.2"
        }
    ],
    "source":  [
        "AFFECTED_FIELD",
        "REFERENCES"
    ]
}

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-43865.json"