CVE-2025-1679 Cross-site scripting in TN-4500A Series
Authenticated attackers can inject persistent scripts into Moxa switch web interfaces, impacting other authenticated users.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-1679?
CVE-2025-1679 is a medium-severity cross-site scripting vulnerability in Moxa TN-4500A Series, published on 23 Oct 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
Cross-site Scripting has been identified in Moxa’s Ethernet switches, which allows an authenticated administrative attacker to inject malicious scripts to an affected device’s web service that could impact authenticated users interacting with the device’s web interface. This vulnerability is classified as stored cross-site scripting (XSS); attackers inject malicious scripts into the system, and the scripts persist across sessions. There is no impact to the confidentiality, integrity, and availability of the affected device; no loss of availability within any subsequent systems but has some loss of confidentiality and integrity within the subsequent system.
Weakness: CWE-79
Which versions are affected by CVE-2025-1679?
How do I fix CVE-2025-1679?
No fix has been published for CVE-2025-1679 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-2025-1679 being exploited?
There is no known exploitation of CVE-2025-1679 in the wild and no public exploit code.
Sources
Also known as GHSA-pfrw-8vrh-4v8w.