CVE-2019-13506 Cross-Site Scripting in @nuxt/devalue
An attacker can execute arbitrary scripts via mishandled object keys in the devalue library used by Nuxt.js.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2019-13506?
CVE-2019-13506 is a medium-severity cross-site scripting vulnerability in n/a, published on 11 Jul 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
@nuxt/devalue before 1.2.3, as used in Nuxt.js before 2.6.2, mishandles object keys, leading to XSS.
Weakness: CWE-79
Which versions are affected by CVE-2019-13506?
2 open source packages ship an affected version, including @nuxt/devalue. It affects 2 products.
| Package | Affected | Fixed in |
|---|---|---|
@nuxt/devalue npm | All versions | 1.2.3 |
@nuxt/devalue npm | All versions | 1.2.3 |
Products include Nuxtjs \@Nuxt\/Devalue, Nuxtjs Nuxt.js.
How do I fix CVE-2019-13506?
Upgrade @nuxt/devalue to 1.2.3 or later.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2019-13506 being exploited?
There is no known exploitation of CVE-2019-13506 in the wild and no public exploit code.
Sources
Also known as GHSA-6677-83pp-f862.