CVE-2021-25376: Samsung Email

Medium severity, CVSS 5.3. EPSS: 0.8% chance of exploitation in the next 30 days.

An improper synchronization logic in Samsung Email prior to version 6.1.41.0 can leak messages in certain mailbox in plain text when STARTTLS negotiation is failed.

Affected products

• Samsung Email: before 6.1.41.0 (fixed in 6.1.41.0)

Published 2021-04-09. Last modified 2026-06-17.