CVE-2026-78178

jQWidgets jqx-all.js jqxBaseFramework.extend prototype pollution

HIGH
7.3
CVSS Score
Published: August 24, 2026 at 02:45 AM UTC
Updated: October 14, 2026 at 01:10 PM UTC
1 product affected across 1 vendorjQWidgets

Using jQWidgets by N/A?

Get instant alerts when new vulnerabilities affect jQWidgets - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
HIGH7.3
Exploit prediction
EPSS 0.6%
SSVC
No known exploit

Description

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".

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (6)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/394562
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/394562/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-78178
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/884182

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.3HIGHVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-1321CWE-94

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card