Google Android 16-qpr2/17 Package Installer PackageInstallerService.java createSessionInternal behavioral workflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$25k-$100k0.00+

Summaryinfo

A vulnerability labeled as critical has been found in Google Android 16-qpr2/17. Affected by this issue is the function createSessionInternal of the file PackageInstallerService.java of the component Package Installer. Such manipulation leads to behavioral workflow. This vulnerability is traded as CVE-2026-28584. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Google Android 16-qpr2/17. Affected by this issue is the function createSessionInternal of the file PackageInstallerService.java of the component Package Installer. The manipulation with an unknown input leads to a behavioral workflow vulnerability. Using CWE to declare the problem leads to CWE-841. The product supports a session in which more than one behavior must be performed by an actor, but it does not properly ensure that the actor performs the behaviors in the required sequence. Impacted is availability. CVE summarizes:

In createSessionInternal of PackageInstallerService.java, there is a possible way to permanently DoS the device due to a logic error in the code. This could lead to local denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.

The advisory is available at source.android.com. This vulnerability is handled as CVE-2026-28584 since 03/02/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $25k-$100k at the moment (estimation calculated on 09/08/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

Vendor

Name

Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.5
VulDB Temp Score: 7.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Behavioral workflow
CWE: CWE-841 / CWE-840
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/02/2026 CVE reserved
09/08/2026 +189 days Advisory disclosed
09/08/2026 +0 days VulDB entry created
09/08/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: google.com

Advisory: source.android.com
Status: Confirmed

CVE: CVE-2026-28584 (🔒)
GCVE (CVE): GCVE-0-2026-28584
GCVE (VulDB): GCVE-100-400214
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 09/08/2026 21:04
Changes: 09/08/2026 21:04 (56)
Complete: 🔍
Cache ID: 216::103

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