High severity · published Nov 5, 2025
CVE-2025-21079
Improper input validation in Samsung Members prior to version 5.5.01.3 allows remote attackers to connect arbitrary URL and launch arbitrary activity with Samsung Members…
8.1
CVSS
0.6%
EPSS
No
On KEV
Description
Improper input validation in Samsung Members prior to version 5.5.01.3 allows remote attackers to connect arbitrary URL and launch arbitrary activity with Samsung Members privilege. User interaction is required for triggering this vulnerability.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 47% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SM
Samsung Members · Samsung Mobile
All versions, or not specified · source: vendor
ME
Members · Samsung
before 5.5.01.3 · source: NVD
In the news
VulnerabilityMedium
ZDI-26-210: (Pwn2Own) Samsung Galaxy S25 Samsung Members Security Feature Bypass Vulnerability
This vulnerability allows remote attackers to bypass a security feature on affected installations of Samsung Galaxy S25. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 5.4. The following CVEs are assigned: CVE-2025-21079.
Mar 16, 2026·Zero Day Initiative
VulnerabilityMedium
ZDI-26-209: (Pwn2Own) Samsung Galaxy S25 Samsung Members Open Redirect Security Bypass Vulnerability
This vulnerability allows remote attackers to bypass security on affected installations of Samsung Galaxy S25. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 5.0. The following CVEs are assigned: CVE-2025-21079.
Mar 16, 2026·Zero Day Initiative
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-21079
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-21079
Vendor Advisory
https://security.samsungmobile.com/serviceWeb.smsb?year=2025&month=11
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