What’s Vulnerable › Vulnerabilities

CVE-2021-25354

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-03-25 · updated 2026-06-17
• Weakness: CWE-285

Description

Improper input check in Samsung Internet prior to version 13.2.1.46 allows attackers to launch non-exported activity in Samsung Browser via malicious deeplink.

Affected products

• Samsung Mobile Samsung Internet: before 13.2.1.46 — fixed in 13.2.1.46

How to fix

Upgrade to a fixed version: Samsung Mobile Samsung Internet 13.2.1.46. Check the vendor advisory for mitigations.

References

• https://security.samsungmobile.com/
• https://security.samsungmobile.com/serviceWeb.smsb
• https://security.samsungmobile.com/
• https://security.samsungmobile.com/serviceWeb.smsb

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