CVE-2019-10806 Improperly Controlled Modification of Dynamically-Determined Object Attributes in vega-util
Attackers can manipulate the Object prototype via vega.mergeConfig, potentially leading to arbitrary code execution in applications using this JavaScript library.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2019-10806?
CVE-2019-10806 is a medium-severity code injection vulnerability in vega-util, published on 9 Mar 2020. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
vega-util prior to 1.13.1 allows manipulation of object prototype. The 'vega.mergeConfig' method within vega-util could be tricked into adding or modifying properties of the Object.prototype.
Weakness: CWE-1321
Which versions are affected by CVE-2019-10806?
2 open source packages ship an affected version, including vega-util. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
vega-util npm | All versions | 1.13.1 |
vega-util npm | All versions | 1.13.1 |
Products include Vega Project Vega.
How do I fix CVE-2019-10806?
Upgrade vega-util to 1.13.1 or later.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2019-10806 being exploited?
There is no known exploitation of CVE-2019-10806 in the wild and no public exploit code.
Other vulnerabilities in vega-util
Sources
Also known as GHSA-6hwh-rqwf-cxxr, SNYK-JS-VEGAUTIL-559223.