CVE-2018-16480 Tnantoka/public XSS Vulnerability
Attackers can execute malicious JavaScript in browsers via unsanitized file names in the public npm module.
- 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-2018-16480?
CVE-2018-16480 is a medium-severity cross-site scripting vulnerability in HackerOne public, published on 1 Feb 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
A XSS vulnerability was found in module public <0.1.4 that allows malicious Javascript code to run in the browser, due to the absence of sanitization of the file/folder names before rendering.
Weakness: CWE-79
Which versions are affected by CVE-2018-16480?
2 open source packages ship an affected version, including public. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
public npm | All versions | 0.1.4 |
public npm | All versions | 0.1.4 |
Products include Public Project Public.
How do I fix CVE-2018-16480?
Upgrade public to 0.1.4 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-2018-16480 being exploited?
There is no known exploitation of CVE-2018-16480 in the wild and no public exploit code.
Sources
Also known as GHSA-649c-x44h-4q7v.