CVE-2026-21129mediumCWE-20

CVE-2026-21129: medium-severity vulnerability in Samsung Checkout

Published · Updated

Follow this CVE+ Monitor Samsung Checkout

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5.1epss 0.1%
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.
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Affected products
Samsung Mobile · Samsung Checkout
Related CVEs — Samsung Checkout

In the same product, most dangerous first.

CVE-2022-36839MEDIUMCVE-2022-36839EPSS 0.3%CVE-2022-39878MEDIUMCVE-2022-39878EPSS 0.2%CVE-2026-21128MEDIUMCVE-2026-21128EPSS 0.1%CVE-2026-21130MEDIUMCVE-2026-21130EPSS 0.1%