CVE-2025-27447 CVE-2025-27447
An attacker can inject JavaScript via a crafted URL, which executes in an administrator's browser, potentially leading to account takeover.
- 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
- None listed
What is CVE-2025-27447?
CVE-2025-27447 is a high-severity cross-site scripting vulnerability in Endress+Hauser MEAC300-FNADE4, published on 3 Jul 2025. 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
The web application is susceptible to cross-site-scripting attacks. An attacker can create a prepared URL, which injects JavaScript code into the website. The code is executed in the victim’s browser when an authenticated administrator clicks the link.
Weakness: CWE-79
Which versions are affected by CVE-2025-27447?
It affects 1 product.
Products include Endress Meac300-Fnade4 Firmware.
How do I fix CVE-2025-27447?
No fix has been published for CVE-2025-27447 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-2025-27447 being exploited?
There is no known exploitation of CVE-2025-27447 in the wild and no public exploit code.
Other vulnerabilities in Endress+Hauser MEAC300-FNADE4
Sources
Also known as GHSA-hw3f-jr8w-fjwv.