CVE-2025-63435: xtool anyscan Missing Auth — Exploit

Description

Xtooltech Xtool AnyScan Android Application 4.40.40 is Missing Authentication for Critical Function. The server-side endpoint responsible for serving update packages for the application does not require any authentication. This allows an unauthenticated remote attacker to freely download official update packages..

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CVSS v3.1 Score

4.3

MEDIUM

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

Weakness Type (CWE)

CWE-306 Missing Authentication

Affected Products

Vendor	Product	Versions
xtooltech	xtool_anyscan	< 4.40.40

References

Exploits

https://www.nowsecure.com/blog/2025/07/16/remote-code-execution-discovered-in-xtool-anyscan-app-risks-to-phones-and-vehicles/

Other References

https://github.com/ab3lson/cve-references/tree/master/CVE-2025-63435

Frequently Asked Questions

What is CVE-2025-63435? +

Xtooltech Xtool AnyScan Android Application 4.40.40 is Missing Authentication for Critical Function. The server-side endpoint responsible for serving update packages for the application does not require any authentication. This allows an unauthenticated remote attacker to freely download official update packages.. It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2025-63435? +

CVE-2025-63435 has a CVSS v3.1 score of 4.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-63435? +

CVE-2025-63435 affects products from xtooltech, specifically: xtool_anyscan. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-63435? +

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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