CVE-2021-25466

Severity: medium (CVSS 5.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-09-09 · updated 2026-06-17
Weakness: CWE-287

Description

Improper scheme check vulnerability in Samsung Internet prior to version 15.0.2.47 allows attackers to perform Man-in-the-middle attack and obtain Samsung Account token.

Affected products

Samsung Mobile Samsung Internet: before 15.0.2.47 — fixed in 15.0.2.47

How to fix

Upgrade to a fixed version: Samsung Mobile Samsung Internet 15.0.2.47. Check the vendor advisory for mitigations.

References

https://security.samsungmobile.com/serviceWeb.smsb?year=2021&month=9
https://security.samsungmobile.com/serviceWeb.smsb?year=2021&month=9

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