Vulnerability in Xtooltech Xtool Anyscan
CVE-2025-63433
Xtooltech Xtool AnyScan Android Application 4.40.40 and prior uses a hardcoded cryptographic key and IV to decrypt update metadata. The key is stored as a static value within the application's code. An attacker with the ability to intercept network traffic can use this hardcoded key to decrypt, modify, and re-encrypt the update manifest, allowing them to direct the application to download a malicious update package.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.002 (8.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 8.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.nowsecure.com/blog/2025/07/16/remote-code-execution-discovered-in-xtool-any… (Exploit, Third Party Advisory)
- github.com/ab3lson/cve-references/tree/master/CVE-2025-63433 (Third Party Advisory)
Frequently asked questions
- What is CVE-2025-63433?
- CVE-2025-63433 is a medium-severity vulnerability in Xtooltech Xtool Anyscan, classified under Use of Hard-coded Credentials. CVSS score: 4.6/10. Published 2025-11-24.
- How severe is CVE-2025-63433?
- Medium severity. CVSS v3 base score is 4.6 out of 10.