CVE-2025-63417 Cross-site scripting in n/a
Authenticated attackers can inject scripts into chat messages, leading to session hijacking or account takeover for other users.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-63417?
CVE-2025-63417 is a high-severity cross-site scripting vulnerability in n/a, published on 5 Nov 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A Stored Cross-Site Scripting (XSS) vulnerability in the chat functionality of the SelfBest platform 2023.3 allows authenticated attackers to inject arbitrary web scripts or HTML via the chat message input field. This malicious content is stored and then executed in the context of other users' browsers when they view the malicious message, potentially leading to session hijacking, account takeover, or other client-side attacks.
Weakness: CWE-79
Which versions are affected by CVE-2025-63417?
It affects 1 product.
Products include Selfbest Selfbest.
How do I fix CVE-2025-63417?
No fix has been published for CVE-2025-63417 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-2025-63417 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-63417 exists.
Other vulnerabilities in n/a
Sources
Also known as GHSA-v698-c6j4-6m42.