A cross-site scripting (XSS) vulnerability in the fileNameStr parameter of…
Priority LOW 29CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-79.
Summary
A cross-site scripting (XSS) vulnerability in the fileNameStr parameter of jQuery-Upload-File v4.0.11 allows attackers to execute arbitrary web scripts or HTML via a crafted file with a Javascript payload in the file name.
Why it matters now
EPSS 0.00867 58th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | jquery-file-upload (npm) | up to 4.0.11 | — | No fix listed | GHSA-43x9-7hfv-mxrf |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- jquery-file-upload (npm) Vendor— Affected up to 4.0.11 Fixed in — No fix listed GHSA-43x9-7hfv-mxrf
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-37504
- 2026-10-03 Alias added: GHSA-43x9-7hfv-mxrf
References
Advisory 6
- http://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js
- http://hayageek.github.io/jQuery-Upload-File/4.0.11/jquery.uploadfile.min.js
- http://hayageek.github.io/jQuery-Upload-File/4.0.11/uploadfile.css
- https://github.com/hayageek/jquery-upload-file/blob/master/js/jquery.uploadfile.js#L469
- https://raw.githubusercontent.com/hayageek/jquery-upload-file/master/js/jquery.uploadfile.js
- https://nvd.nist.gov/vuln/detail/CVE-2021-37504
More hayageek Jquery Upload File vulnerabilities
- TI-2018-06681 Arbitrary file upload in jQuery Upload File <= 4.0.2 CVSS 3.0CRITICAL 9.8
Sources
- CVE-2021-37504 · CVE Program
- CVE-2021-37504 · NVD
- FIRST EPSS
- GHSA-43x9-7hfv-mxrf · GitHub Advisory Database · CC BY 4.0
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