What is the CVSS score of CVE-2025-48535?

CVE-2025-48535 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

Which versions of Java are affected by CVE-2025-48535?

CVE-2025-48535 presents notable security risk, a insecure deserialization vulnerability rated CVSS 7.8.. A patch is available.

How to fix or mitigate CVE-2025-48535?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Restrict deserialization to trusted data sources and implement integrity checks.

Java CVE-2025-48535

HIGH

Deserialization of Untrusted Data (CWE-502)

2025-09-04 security@android.com

Deserialization Privilege Escalation Java Android Google

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:10 vuln.today

Patch released

Mar 28, 2026 - 19:10 nvd

Patch available

CVE Published

Sep 04, 2025 - 19:15 nvd

HIGH 7.8

DescriptionCVE.org

In assertSafeToStartCustomActivity of AppRestrictionsFragment.java , there is a possible way to exploit a parcel mismatch resulting in a launch anywhere vulnerability due to unsafe deserialization. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

AnalysisAI

In assertSafeToStartCustomActivity of AppRestrictionsFragment.java , there is a possible way to exploit a parcel mismatch resulting in a launch anywhere vulnerability due to unsafe deserialization. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

Technical ContextAI

This vulnerability is classified as Deserialization of Untrusted Data (CWE-502), which allows attackers to execute arbitrary code through malicious serialized objects. In assertSafeToStartCustomActivity of AppRestrictionsFragment.java , there is a possible way to exploit a parcel mismatch resulting in a launch anywhere vulnerability due to unsafe deserialization. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Affected products include: Google Android.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Avoid deserializing untrusted data. Use safe serialization formats (JSON). Implement integrity checks and type allowlists.

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CVE-2025-48535 vulnerability details – vuln.today

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Java CVE-2025-48535

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

RemediationAI

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External POC / Exploit Code