CVE-2023-40120

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-10-27 · updated 2026-06-17

Description

In multiple locations, there is a possible way to bypass user notification of foreground services due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Affected products

Android: 11.0, 12.0, 12.1, 13.0

References

https://android.googlesource.com/platform/frameworks/base/+/d26544e5a4fd554b790b4d0c5964d9e95d9e626b
https://source.android.com/security/bulletin/2023-10-01
https://android.googlesource.com/platform/frameworks/base/+/d26544e5a4fd554b790b4d0c5964d9e95d9e626b
https://source.android.com/security/bulletin/2023-10-01

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