CVE-2025-0869 Cianet ONU GW24AC Login cross site scripting
Remote attackers can execute arbitrary scripts via the browserLang parameter in the Cianet ONU GW24AC login interface.
- 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-2025-0869?
CVE-2025-0869 is a medium-severity cross-site scripting vulnerability in Cianet ONU GW24AC, published on 30 Jan 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
A vulnerability was found in Cianet ONU GW24AC up to 20250127. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the component Login. The manipulation of the argument browserLang leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.
Which versions are affected by CVE-2025-0869?
How do I fix CVE-2025-0869?
No fix has been published for CVE-2025-0869 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-2025-0869 being exploited?
There is no known exploitation of CVE-2025-0869 in the wild and no public exploit code.
Sources
Also known as GHSA-67rj-3hx7-hcvv.