CVE-2026-0023
Title: Local Privilege Escalation in Android PackageInstallerService
Auth Bypass
Proof Of Concept
PoC Available for CVE-2026-0023
CWE Category
NVD-CWE-noinfo
Published Date
Mar 02, 2026
Modified Date
Mar 06, 2026
Exploit Status
Available
Score
7.8
CVSS v
Exploit Probability (EPSS)
0.08%
Vulnerability Summary
CVE-2026-0023: 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.
Impacted Vendors
Reference Links
CVSS v3.1
Source Entity
[email protected]
Severity
HIGH
7.8
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v3.1
Source Entity
134c704f-9b21-4f2e-91b3-4a467353bcc0
Severity
HIGH
7.8
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Associated Attack Patterns (CAPEC)
Total: PatternsNo specific attack patterns mapped.
Likelihood
Severity
Page /
CVE-2026-0023 Exploits & PoCs (Proof Of Concept)
GitHub
https://github.com/QM4RS/CVE-2026-0023-Update-Ownership-PoC
MODIFIED
Vulnerability data updated via NVD.
MODIFIED
Vulnerability data updated via NVD.
MODIFIED
Vulnerability data updated via NVD.
MODIFIED
Vulnerability data updated via NVD.
MODIFIED
Vulnerability data updated via NVD.
MODIFIED
Vulnerability data updated via NVD.
MODIFIED
Vulnerability data updated via NVD.
Attack Vector Matrix
Access Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
NONE
CVSS Vector String
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Stack
No specific products linked.