Samsung Galaxy Store vulnerabilities

31 CVEs affecting Samsung Galaxy Store, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-21002, published 2026-03-16.

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Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2023-21434, published 2023-02-09. Medium severity, CVSS 6.1. EPSS: 12.9% chance of exploitation in the next 30 days. Improper input validation vulnerability in Galaxy Store prior to version 4.5.49.8 allows local attackers to execute JavaScript by launching a web page.
• CVE-2023-21433, published 2023-02-09. High severity, CVSS 7.8. EPSS: 3.7% chance of exploitation in the next 30 days. Improper access control vulnerability in Galaxy Store prior to version 4.5.49.8 allows local attackers to install applications from Galaxy Store.
• CVE-2023-42581, published 2023-12-05. High severity, CVSS 7.5. EPSS: 1.2% chance of exploitation in the next 30 days. Improper URL validation from InstantPlay deeplink in Galaxy Store prior to version 4.5.64.4 allows attackers to execute JavaScript API to access data.
• CVE-2023-42580, published 2023-12-05. Critical severity, CVSS 9.8. EPSS: 1% chance of exploitation in the next 30 days. Improper URL validation from MCSLaunch deeplink in Galaxy Store prior to version 4.5.64.4 allows attackers to execute JavaScript API to install APK from Galaxy Store.
• CVE-2022-22288, published 2022-01-10. High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days. Improper authorization vulnerability in Galaxy Store prior to 4.5.36.5 allows remote app installation of the allowlist.
• CVE-2022-28544, published 2022-04-11. Medium severity, CVSS 5.5. EPSS: 0.9% chance of exploitation in the next 30 days. Path traversal vulnerability in unzip method of InstallAgentCommonHelper in Galaxy store prior to version 4.5.40.5 allows attacker to access the file of Galaxy store.
• CVE-2023-21516, published 2023-05-26. Critical severity, CVSS 9.6. EPSS: 0.5% chance of exploitation in the next 30 days. XSS vulnerability from InstantPlay in Galaxy Store prior to version 4.5.49.8 allows attackers to execute javascript API to install APK from Galaxy Store.
• CVE-2023-21515, published 2023-05-26. High severity, CVSS 8.8. EPSS: 0.5% chance of exploitation in the next 30 days. InstantPlay which included vulnerable script which could execute javascript in Galaxy Store prior to version 4.5.49.8 allows attackers to execute javascript API to install APK from Galaxy Store.
• CVE-2023-21514, published 2023-05-26. High severity, CVSS 8.8. EPSS: 0.5% chance of exploitation in the next 30 days. Improper scheme validation from InstantPlay Deeplink in Galaxy Store prior to version 4.5.49.8 allows attackers to execute javascript API to install APK from Galaxy Store.
• CVE-2022-28776, published 2022-04-11. High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days. Improper access control vulnerability in Galaxy Store prior to version 4.5.36.4 allows attacker to install applications from Galaxy Store without user interactions.

Latest

• CVE-2026-21002, published 2026-03-16. Medium severity, CVSS 5.5. EPSS: 0.1% chance of exploitation in the next 30 days. Improper verification of cryptographic signature in Galaxy Store prior to version 4.6.03.8 allows local attacker to install arbitrary application.
• CVE-2026-21001, published 2026-03-16. Medium severity, CVSS 5.5. EPSS: 0.1% chance of exploitation in the next 30 days. Path traversal in Galaxy Store prior to version 4.6.03.8 allows local attacker to create file with Galaxy Store privilege.
• CVE-2026-21000, published 2026-03-16. Medium severity, CVSS 5.5. EPSS: 0.1% chance of exploitation in the next 30 days. Improper access control in Galaxy Store prior to version 4.6.03.8 allows local attacker to create file with Galaxy Store privilege.
• CVE-2026-20976, published 2026-01-09. High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days. Improper input validation in Galaxy Store prior to version 4.6.02 allows local attacker to execute arbitrary script.
• CVE-2025-58483, published 2025-12-02. Low severity, CVSS 3.3. EPSS: 0.1% chance of exploitation in the next 30 days. Improper export of android application components in Galaxy Store for Galaxy Watch prior to version 1.0.06.29 allows local attacker to install arbitrary application on Galaxy Store.
• CVE-2023-21483, published 2025-09-03. Medium severity, CVSS 5.5. EPSS: 0.1% chance of exploitation in the next 30 days. Improper Access Control vulnerability in Galaxy Store prior to version 4.5.53.6 allows local attacker to access protected data using exported service.
• CVE-2025-20951, published 2025-04-08. Medium severity, CVSS 5.5. EPSS: 0.1% chance of exploitation in the next 30 days. Improper verification of intent by broadcast receiver vulnerability in Galaxy Store prior to version 4.5.90.7 allows local attackers to write arbitrary files with the privilege of Galaxy Store.
• CVE-2025-20895, published 2025-02-04. Medium severity, CVSS 4.6. EPSS: 0.2% chance of exploitation in the next 30 days. Authentication Bypass Using an Alternate Path in Galaxy Store prior to version 4.5.87.6 allows physical attackers to install arbitrary applications to bypass restrictions of Setupwizard.
• CVE-2024-34601, published 2024-07-02. Medium severity, CVSS 5.3. EPSS: 0.1% chance of exploitation in the next 30 days. Improper verification of intent by broadcast receiver vulnerability in GalaxyStore prior to version 4.5.81.0 allows local attackers to launch unexported activities of GalaxyStore.
• CVE-2024-20870, published 2024-05-07. Medium severity, CVSS 5.5. EPSS: 0.1% chance of exploitation in the next 30 days. Improper verification of intent by broadcast receiver vulnerability in Galaxy Store prior to version 4.5.71.8 allows local attackers to write arbitrary files with the privilege of Galaxy Store.