CVE-2025-63417: selfbest XSS — Exploit

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.

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CVSS v3.1 Score

7.2

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
selfbest	selfbest	All

References

Exploits

https://rohitchaudhary045.medium.com/cve-2025-63417-the-chatroom-compromise-stored-xss-in-selfbest-platform-f34ddcd984ea https://rohitchaudhary045.medium.com/cve-2025-63417-the-chatroom-compromise-stored-xss-in-selfbest-platform-f34ddcd984ea

Frequently Asked Questions

What is CVE-2025-63417? +

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. It has a CVSS v3.1 base score of 7.2 (HIGH).

How severe is CVE-2025-63417? +

CVE-2025-63417 has a CVSS v3.1 score of 7.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-63417? +

CVE-2025-63417 affects products from selfbest, specifically: selfbest. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-63417? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2025-63417