Android
CVE-2026-0023
HIGH
Severity by source
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
Lifecycle Timeline
2DescriptionCVE.org
In createSessionInternal of PackageInstallerService.java, there is a possible way for an app to update its ownership due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
AnalysisAI
Improper permission validation in Android's PackageInstallerService allows a local app to modify its own package ownership without requiring elevated privileges, enabling privilege escalation. An attacker with a malicious app installed on the device can exploit this flaw without user interaction to gain unauthorized access to system resources. No patch is currently available for this vulnerability.
Technical ContextAI
Classified as CWE-269 (Improper Privilege Management). Affects Android. In createSessionInternal of PackageInstallerService.java, there is a possible way for an app to update its ownership due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
RemediationAI
Monitor vendor advisories for a patch.
Adobe Flash Player before 13.0.0.292 and 14.x through 18.x before 18.0.0.160 on Windows and OS X and before 11.2.202.466
Integer underflow in the MPEG4Extractor::parseChunk function in MPEG4Extractor.cpp in libstagefright in mediaserver in A
Android 3.0 through 4.1.x on Disney Mobile, eAccess, KDDI, NTT DOCOMO, SoftBank, and other devices does not properly imp
Integer overflow in the SampleTable::setSampleToChunkParams function in SampleTable.cpp in libstagefright in Android bef
Apktool versions 2.9.1 and prior contain a path traversal vulnerability when processing Android APK files. Malicious APK
An elevation of privilege vulnerability in the Android system (art). Rated high severity (CVSS 7.8), this vulnerability
The AES-NI implementation in OpenSSL before 1.0.1t and 1.0.2 before 1.0.2h does not consider memory allocation during a
Use-after-free vulnerability in Adobe Flash Player before 13.0.0.292 and 14.x through 18.x before 18.0.0.160 on Windows
Use-after-free vulnerability in Adobe Flash Player before 13.0.0.292 and 14.x through 18.x before 18.0.0.160 on Windows
Android 1.6 Donut through 4.2 Jelly Bean does not properly check cryptographic signatures for applications, which allows
luni/src/main/java/java/io/ObjectInputStream.java in the java.io.ObjectInputStream implementation in Android before 5.0.
The Broadcom Wi-Fi driver in the kernel in Android 4.x before 4.4.4, 5.x before 5.1.1 LMY49G, and 6.x before 2016-02-01
Same weakness CWE-269 – Improper Privilege Management
View allSame technique Privilege Escalation
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External POC / Exploit Code
Leaving vuln.today