RCE in Jqwidgets
CVE-2026-78178
A vulnerability was determined in jQWidgets up to 24.0.1. This affects the function JQXLite.extend/jqxBaseFramework.extend of the file jqwidgets/jqx-all.js. This manipulation causes improperly controlled modification of object prototype attributes. The attack can be initiated remotely. The reported GitHub issue was closed with the label "not planned".
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.006 (46.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.006 · change: +0.001
Affected products
- Jqwidgets — versions 24.0.0, 24.0.1
Weakness classification (CWE)
References
- vuldb.com/vuln/394562 (technical-description, vdb-entry)
- vuldb.com/vuln/394562/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-78178 (third-party-advisory)
- vuldb.com/submit/884182 (third-party-advisory)
- github.com/jqwidgets/jQWidgets/issues/764 (issue-tracking)
- github.com/jqwidgets/jQWidgets/ (product)
Frequently asked questions
- What is CVE-2026-78178?
- CVE-2026-78178 is a high-severity vulnerability in Jqwidgets, classified under Code Injection. CVSS score: 7.3/10. Published 2026-08-24.
- How severe is CVE-2026-78178?
- High severity. CVSS v3 base score is 7.3 out of 10.