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Vulnerability Details :

CVE-2026-21002

Assigner Org ID-3af57064-a867-422c-b2ad-40307b65c458

Published At-16 Mar, 2026 | 04:32

Updated At-16 Mar, 2026 | 13:59

Improper verification of cryptographic signature in Galaxy Store prior to version 4.6.03.8 allows local attacker to install arbitrary application.

EPSS History

Score

Latest Score

N/A

Percentile

Latest Percentile

N/A

▼Common Vulnerabilities and Exposures (CVE)

cve.org

Assigner:SamsungMobile

Assigner Org ID:3af57064-a867-422c-b2ad-40307b65c458

Published At:16 Mar, 2026 | 04:32

Updated At:16 Mar, 2026 | 13:59

▼CVE Numbering Authority (CNA)

Improper verification of cryptographic signature in Galaxy Store prior to version 4.6.03.8 allows local attacker to install arbitrary application.

Affected Products

Vendor

Samsung Electronics

Product

Galaxy Store

Default Status

affected

Versions

Unaffected

4.6.03.8

Problem Types

Type	CWE ID	Description
N/A	N/A	CWE-347: Improper Verification of Cryptographic Signature

Type: N/A

CWE ID: N/A

Description: CWE-347: Improper Verification of Cryptographic Signature

Metrics

Version	Base score	Base severity	Vector
4.0	5.9	MEDIUM	CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

Version: 4.0

Base score: 5.9

Base severity: MEDIUM

Vector:

CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

References

Hyperlink	Resource
https://security.samsungmobile.com/serviceWeb.smsb?year=2026&month=03	N/A

Hyperlink: https://security.samsungmobile.com/serviceWeb.smsb?year=2026&month=03

Resource: N/A

▼Authorized Data Publishers (ADP)

CISA ADP Vulnrichment

Metrics Other Info

▼National Vulnerability Database (NVD)

nvd.nist.gov

Source:mobile.security@samsung.com

Published At:16 Mar, 2026 | 14:18

Updated At:07 Apr, 2026 | 00:34

Improper verification of cryptographic signature in Galaxy Store prior to version 4.6.03.8 allows local attacker to install arbitrary application.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Secondary	4.0	5.9	MEDIUM	CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Primary	3.1	5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Type: Secondary

Version: 4.0

Base score: 5.9

Base severity: MEDIUM

Vector:

CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Type: Primary

Version: 3.1

Base score: 5.5

Base severity: MEDIUM

Vector:

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

CPE Matches

Samsung

>>galaxy_store>>Versions before 4.6.03.8(exclusive)

cpe:2.3:a:samsung:galaxy_store:*:*:*:*:*:*:*:*

Weaknesses

CWE ID	Type	Source
CWE-347	Primary	nvd@nist.gov

CWE ID: CWE-347

Type: Primary

Source: nvd@nist.gov

References

Hyperlink	Source	Resource
https://security.samsungmobile.com/serviceWeb.smsb?year=2026&month=03	mobile.security@samsung.com	Vendor Advisory

Hyperlink: https://security.samsungmobile.com/serviceWeb.smsb?year=2026&month=03

Source: mobile.security@samsung.com

Resource:

Vendor Advisory

CVE-2026-21002

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Stakeholder-Specific Vulnerability Categorization (SSVC)

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