CVE-2025-48543

Google Android

Published 4 Sept 2025 · updated 17 Jun 2026 · Analyzed

8.8 High · CVSS 3.1, CISA ADP

Exploited in the wild

CISA added this to its Known Exploited Vulnerabilities catalog on 4 Sept 2025, with a remediation deadline of 25 Sept 2025 for US federal agencies.

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Description

In multiple locations, there is a possible way to escape chrome sandbox to attack android system_server due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

References

android.googlesource.com/platform/art/+/444fc40dfb04d2ec5f74c443ed3a4dd45d3131f2 · Patch, Product
source.android.com/security/bulletin/2025-09-01 · Vendor Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-48543 · Third Party Advisory, US Government Resource