Unauthenticated arbitrary file upload vulnerability in Blueimp jQuery-File-Upload <= v9.22.0
CVE-2018-9206
CRITICALNVD 9.89.8—Trending — 3 sources updated this weekWeaponized
EchelonGraph scoreMEDIUM confidence
This critical-severity CVE scores 9.8 under NVD CVSS v3. EPSS exploit probability: 97.1%, top 0% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
Triggered by: NVD CVSS baseline
Sources: epss, nvd
9.8
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
- High exploitation likelihood — EPSS 97%
CISA-KEV: Not listedEPSS: 97%CVSS: 9.8Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 9.8
- EG Score
- 9.8(medium)
- EG Risk
- 87(Track*)EG Risk 87/100SSVC: Track*
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity98% × 45%Exploitation97% × 40%Automatability30% × 15%Action: Watch closely — could escalate to Attend. - EPSS
- 99.9%
- KEV
- Not listed
Published
October 11, 2018
Last Modified
November 21, 2024
Advisory Details (5)
Auto-updated Jun 23, 2026⚠️ Active exploitation confirmed. No patch confirmed yet.
generic🟡 PoC Available
Blueimp's jQuery File Upload 9.22.0 - Arbitrary File Upload Exploit - PHP webapps Exploit
https://www.exploit-db.com/exploits/46182/generic🔴 Active Exploitation
blueimp's jQuery 9.22.0 - (Arbitrary) File Upload (Metasploit) - PHP remote Exploit
https://www.exploit-db.com/exploits/45790/Affected Packages
(1 across 1 ecosystem)
npm(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| blueimp-file-upload | — | 9.22.1 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 4× in last 7d / 5× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-23 01:37 UTCEG score recompute
- 2026-07-22 22:18 UTCEG score recompute
- 2026-07-22 14:05 UTCEPSS rescore
- 2026-07-21 04:34 UTCOSV refresh
- 2026-07-03 23:56 UTCOSV refresh
- 2026-06-22 14:23 UTCEPSS rescore
- 2026-06-22 14:23 UTCEPSS rescore
- 2026-06-18 17:50 UTCEPSS rescore
- 2026-06-18 17:50 UTCEPSS rescore
- 2026-06-15 17:45 UTCEPSS rescore
- 2026-06-15 11:43 UTCOSV refresh
- 2026-06-10 13:19 UTCEPSS rescore
- 2026-06-08 14:14 UTCEPSS rescore
- 2026-06-02 20:11 UTCEPSS rescore
- 2026-06-01 13:50 UTCEPSS rescore
- 2026-05-31 22:29 UTCEPSS rescore
- 2026-05-31 22:29 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-28 02:14 UTCEG score recompute
- 2026-05-26 23:13 UTCOSV refresh
- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
Publicly available exploits
(7 references)Working exploit code is in the public domain (1 Metasploit module) (2 GitHub PoCs) (3 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-46182First seen Jan 16, 2019
Blueimp's jQuery File Upload 9.22.0 - Arbitrary File Upload Exploit
Open source ↗ - Exploit-DBEDB-45790✓ verifiedFirst seen Nov 6, 2018
blueimp's jQuery 9.22.0 - (Arbitrary) File Upload (Metasploit)
Open source ↗ - GitHub PoCStahlz/JQShellFirst seen Oct 24, 2018
A weaponized version of CVE-2018-9206
Open source ↗ - GitHub PoCDen1al/CVE-2018-9206First seen Oct 22, 2018
A Python PoC for CVE-2018-9206
Open source ↗ - Exploit-DBEDB-45584✓ verifiedFirst seen Oct 11, 2018
jQuery-File-Upload 9.22.0 - Arbitrary File Upload
Open source ↗ - Metasploitexploit/unix/webapp/jquery_file_upload✓ verifiedFirst seen Oct 9, 2018
blueimp's jQuery (Arbitrary) File Upload
Open source ↗ - Nucleihttp/cves/2018/CVE-2018-9206.yamlFirst seen Jan 1, 2018
Blueimp jQuery-File-Upload v9.22.0 - Unrestricted File Upload
Open source ↗
Related CVEs(same CWE)
Same CWE
10 shownCWE-434
Frequently asked(5)
What is CVE-2018-9206?
CVE-2018-9206 is a critical vulnerability published on October 11, 2018. Unauthenticated arbitrary file upload vulnerability in Blueimp jQuery-File-Upload <= v9.22.0
When was CVE-2018-9206 disclosed?
CVE-2018-9206 was first published in the National Vulnerability Database on October 11, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-9206 actively exploited?
CVE-2018-9206 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2018-9206?
CVE-2018-9206 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2018-9206?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-9206, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2018-9206
Is Your Infrastructure Affected by CVE-2018-9206?
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