CVE-2025-52357 Cross-site scripting in n/a
An authenticated attacker can execute arbitrary JavaScript in the router's web interface via the ping feature, potentially hijacking sessions or escalating privileges.
- 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-2025-52357?
CVE-2025-52357 is a medium-severity cross-site scripting vulnerability in n/a, published on 9 Jul 2025. 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 exists in the ping diagnostic feature of FiberHome FD602GW-DX-R410 router (firmware V2.2.14), allowing an authenticated attacker to execute arbitrary JavaScript code in the context of the router s web interface. The vulnerability is triggered via user-supplied input in the ping form field, which fails to sanitize special characters. This can be exploited to hijack sessions or escalate privileges through social engineering or browser-based attacks.
Weakness: CWE-79
Which versions are affected by CVE-2025-52357?
How do I fix CVE-2025-52357?
No fix has been published for CVE-2025-52357 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-2025-52357 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-52357 exists.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-8pjw-5whg-c6q5.