CVE-2026-21002

| EUVD-2026-12321 MEDIUM
2026-03-16 SamsungMobile
5.9
CVSS 4.0
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CVSS 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
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
X

Lifecycle Timeline

3
Analysis Generated
Mar 16, 2026 - 05:00 vuln.today
EUVD ID Assigned
Mar 16, 2026 - 05:00 euvd
EUVD-2026-12321
CVE Published
Mar 16, 2026 - 04:32 nvd
MEDIUM 5.9

Tags

Information Disclosure Jwt Attack

Description

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

Analysis

Galaxy Store prior to version 4.6.03.8 contains an improper cryptographic signature verification vulnerability that allows a local attacker to install arbitrary applications without proper authorization. An attacker with physical or local access to a device can bypass the signature validation mechanism, enabling installation of malicious or unauthorized apps. …

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Remediation

Within 30 days: Identify affected systems running Galaxy Store and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

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Priority Score

30
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +30
POC: 0

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CVE-2026-21002 vulnerability details – vuln.today
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