What’s Vulnerable › Vulnerabilities
CVE-2026-21129
- Severity: medium (CVSS 5.1 v4.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.1% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-12 · updated 2026-10-15
- Weakness: CWE-20
Description
Improper input validation in GuestCreditCardRegisterActivity of Samsung Checkout prior to version 5.1.03.1 allows local attackers to launch an arbitrary activity with Samsung Checkout privileges.
Affected products
- Samsung Mobile Samsung Checkout: all versions — fixed in 5.1.03.1
How to fix
Upgrade to a fixed version: Samsung Mobile Samsung Checkout 5.1.03.1. Check the vendor advisory for mitigations.
References
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