CVE-2019-5457 Cross-Site Scripting in min-http-server
An attacker with file system access can inject JavaScript into min-http-server responses, executing code in victims' browsers.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2019-5457?
CVE-2019-5457 is a medium-severity cross-site scripting vulnerability in min-http-server, published on 30 Jul 2019. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Cross-site scripting (XSS) vulnerability in min-http-server (all versions) allows an attacker with access to the server file system to execute arbitrary JavaScript code in victim's browser.
Weakness: CWE-79
Which versions are affected by CVE-2019-5457?
2 open source packages ship an affected version, including min-http-server. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
min-http-server npm | All versions to 1.0.6 | None |
min-http-server npm | All versions to 1.0.6 | None |
Products include Min-Http-Server Project Min-Http-Server.
How do I fix CVE-2019-5457?
No fix has been published for CVE-2019-5457 yet. Limit exposure of the affected software until one is available.
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-2019-5457 being exploited?
There is no known exploitation of CVE-2019-5457 in the wild and no public exploit code.
Sources
Also known as GHSA-j657-59rv-qwm6.