Prototype Pollution in the merge and clone helper methods
Impact
Using merge and clone helper methods in the src/core/util.ts module will have prototype pollution. It will affect the popular data visualization library Apache ECharts, which is using and exported these two methods directly.
Patches
It has been patched in https://github.com/ecomfe/zrender/pull/826.
Users should update zrender to 5.2.1. and update echarts to 5.2.1 if project is using echarts.
References
NA
For more information
NA
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| npm package | zrender | >= 5.0.0, < 5.2.1, < 4.3.3 | 5.2.1, 4.3.3 |
References
- CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H- Weakness (CWE)
CWE-1321, CWE-915- Platform
- npm
- Package
zrender- Disclosed
- 20.09.2021
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-fhv8-fx5f-7fxf - CC BY 4.0
Vulnerability history: zrender
All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
Know which vulnerabilities affect your application
With the DockRay integration and software inventory enabled, DockRay checks reported component versions against known vulnerabilities and notifies you about confirmed matches. Coverage depends on the supported technology and available advisory data.