CVE-2026-21008 | BDVDB-2026-326593 Detail

SamsungSamsung Mobile Devices

Description#

Exposure of sensitive information in S Share prior to SMR Apr-2026 Release 1 allows adjacent attacker to access sensitive information.

Per CVSS v4.0: confidentiality impact low, integrity impact none, availability impact none. Attack vector: adjacent.

No public exploit known

5.1 Medium

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 5.5.

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Information Disclosure

No specific action is recorded in the source data. Check the references for vendor guidance.

5.1 Medium

CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Metric breakdown
Attack Vector	Adjacent
Attack Complexity	Low
Attack Requirements	None
Privileges Required	None
User Interaction	Passive
Vulnerable System Confidentiality	Low
Vulnerable System Integrity	None
Vulnerable System Availability	None
Subsequent System Confidentiality	None
Subsequent System Integrity	None
Subsequent System Availability	None

Not available

Not available

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).