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Fencer Vulns
critical 9.8

CVE-2018-9206 in the critical feed json

Unrestricted Upload of File with Dangerous Type in blueimp-file-upload

published 2018-10-11 8 y ago modified 2026-08-12 2 mo ago also GHSA-4cj8-g9cp-v5wr , EUVD-2018-0499

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
97.3%
EPSS 97.3% chance of exploitation in 30 days, percentile 99.8%
public exploits
4
Metasploit, Exploit-DB, plus a Nuclei check

Summary

Unauthenticated arbitrary file upload vulnerability in Blueimp jQuery-File-Upload <= v9.22.0

Patch / fix

  • npm blueimp-file-upload 9.22.1
  • libjs-jquery-file-upload Debian 14, Debian 13, Debian 12 9.25.0-1

debian advisories DEBIAN-CVE-2018-9206

  • libjs-jquery-file-upload Ubuntu 18.04 LTS 9.19.1-1ubuntu0.1

ubuntu advisories UBUNTU-CVE-2018-9206

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2018-9206 updated cvss 8.8

js-jquery-file-upload: Unauthenticated arbitrary file upload

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (Metasploit exploit/unix/webapp/jquery_file_upload)
  2. Published

Exploit prediction

97.25% chance of exploitation in the next 30 days, higher than 99.8% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Metasploit exploit/unix/webapp/jquery_file_upload blueimp's jQuery (Arbitrary) File Upload metasploit exploit, excellent rank, 2018-10-09
  • EDB-46182 Blueimp's jQuery File Upload 9.22.0 - Arbitrary File Upload Exploit webapps, 2019-01-16
  • EDB-45790 blueimp's jQuery 9.22.0 - (Arbitrary) File Upload (Metasploit) remote, 2018-11-06
  • EDB-45584 jQuery-File-Upload 9.22.0 - Arbitrary File Upload webapps, 2018-10-11
  • Nuclei template Blueimp jQuery-File-Upload v9.22.0 - Unrestricted File Upload nuclei detection template
  • wpvulndb.com https://wpvulndb.com/vulnerabilities/9136 referenced PoC, tagged "exploit" by a source, unverified
  • vapidlabs.com http://www.vapidlabs.com/advisory.php?v=204 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P
GitHub 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
npm blueimp-file-upload
<9.22.1
9.22.1

Affected products

  • Blueimp Blueimp jQuery-File-Upload

Classification

Weakness
  • CWE-434 Unrestricted Upload of File with Dangerous Type

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.