An improper authorization vulnerability in Samsung Members "samsungrewards" scheme for deeplink in versions 2.4.83.9 in Android O(8.1) and…

published 2021-04-09 5y ago modified 2026-06-17 4mo ago also EUVD-2021-12270

cvss: 8.6; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 3.1%; EPSS 3.1% chance of exploitation in 30 days, percentile 87%
public exploits: 0; none known

An improper authorization vulnerability in Samsung Members "samsungrewards" scheme for deeplink in versions 2.4.83.9 in Android O(8.1) and below, and 3.9.00.9 in Android P(9.0) and above allows remote attackers to access a user data related with Samsung Account.

Patch / fix

fixed in 1

Samsung Mobile Samsung Members 2.4.83.9, 3.9.00.9

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Exploit prediction

3.07% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.6	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

Samsung Mobile Samsung Members

Classification

Weakness

CWE-285 Improper Authorization

References

security.samsungmobile.com /
vendor-advisory
security.samsungmobile.com /serviceWeb.smsb
vendor-advisory

Sources

CVE List CVE-2021-25374
NVD CVE-2021-25374

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