CVE-2025-63708 — MEDIUM (6.1)

Vulnerability Description

Cross-Site Scripting (XSS) vulnerability exists in SourceCodester AI Font Matcher (nid=18425, 2025-10-10) that allows remote attackers to execute arbitrary JavaScript in victims' browsers. The vulnerability occurs in the webfonts API handling mechanism where font family names are not properly sanitized. An attacker can intercept fetch requests to the webfonts endpoint and inject malicious JavaScript payloads through font family names, resulting in session cookie theft, account hijacking, and unauthorized actions performed on behalf of authenticated users. The vulnerability can be exploited by injecting a fetch hook that returns controlled font data containing malicious scripts.

CVSS Score

6.1

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Remyandrade	Ai Font Matcher	2025-10-10

Related Weaknesses (CWE)

CWE-79

References

https://github.com/DylanDavis1/CVE-2025-64708ExploitThird Party Advisory
https://www.sourcecodester.com/javascript/18425/ai-font-matcher-using-html-css-aProduct
https://github.com/DylanDavis1/CVE-2025-64708ExploitThird Party Advisory

FAQ

What is CVE-2025-63708?

CVE-2025-63708 is a vulnerability with a CVSS score of 6.1 (MEDIUM). Cross-Site Scripting (XSS) vulnerability exists in SourceCodester AI Font Matcher (nid=18425, 2025-10-10) that allows remote attackers to execute arbitrary JavaScript in victims' browsers. The vulnera...

How severe is CVE-2025-63708?

CVE-2025-63708 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-63708?

Check the references section above for vendor advisories and patch information. Affected products include: Remyandrade Ai Font Matcher.