What is the CVSS score of CVE-2025-63434?

CVE-2025-63434 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

Is there a public PoC exploit available for CVE-2025-63434?

Yes, a public proof-of-concept exploit is available for CVE-2025-63434. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2025-63434?

Within 7 days: Identify all affected systems running Xtooltech Xtool AnyScan Android Application 4.40.40 and and apply vendor patches promptly. Monitor vendor channels for patch availability.

Android CVE-2025-63434

Q: Which versions of Android are affected by CVE-2025-63434?

Organizations using update mechanism in Xtooltech Xtool AnyScan Android Application 4.40.40 and prior face significant risk from CVE-2025-63434 rated CVSS 8.8.

HIGH

Download of Code Without Integrity Check (CWE-494)

2025-11-24 cve@mitre.org

RCE Google Android Xtool Anyscan

8.8

CVSS 3.1

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:23 vuln.today

PoC Detected

Nov 28, 2025 - 17:06 vuln.today

Public exploit code

CVE Published

Nov 24, 2025 - 17:16 nvd

HIGH 8.8

DescriptionNVD

The update mechanism in Xtooltech Xtool AnyScan Android Application 4.40.40 and prior is insecure. The application downloads and extracts update packages containing executable code without performing a cryptographic integrity or authenticity check on their contents. An attacker who can control the update metadata can serve a malicious package, which the application will accept, extract, and later execute, leading to arbitrary code execution.

AnalysisAI

The update mechanism in Xtooltech Xtool AnyScan Android Application 4.40.40 and prior is insecure. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-494. The update mechanism in Xtooltech Xtool AnyScan Android Application 4.40.40 and prior is insecure. The application downloads and extracts update packages containing executable code without performing a cryptographic integrity or authenticity check on their contents. An attacker who can control the update metadata can serve a malicious package, which the application will accept, extract, and later execute, leading to arbitrary code execution. Affected products include: Xtooltech Xtool Anyscan.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2025-63434 vulnerability details – vuln.today

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Android CVE-2025-63434

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

AnalysisAI

Technical ContextAI

RemediationAI

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External POC / Exploit Code