CVE-2025-21037: Samsung Mobile SamsungNotes · Improper Access Control
Affects Samsung Mobile SamsungNotesSource CVE Database V5
Not known to be exploited · CVSS 4.1 Medium : upgrade to 4.4.30.63 when convenient.
Data as of 26 Oct 2026, 10:12 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 4% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 4.4.30.63
CVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 3 Sep 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade Samsung Mobile SamsungNotes to 4.4.30.63.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Samsung Mobile SamsungNotes | Affected
| Fixed in
|
AI-suggested
Organizations should prioritize updating SamsungNotes to version 4.4.30.63 or later once available to ensure the access control flaw is patched. If you cannot patch yet, organizations should enforce strict physical security controls to prevent unauthorized physical access to devices, especially those shared among multiple users. Device administrators should review and limit the use of multiple user profiles on Samsung devices where possible, reducing the attack surface. Additionally, user awareness training should emphasize the risks of social engineering and the importance of not interacting with suspicious prompts or requests on their devices. Mobile Device Management (MDM) solutions can be configured to restrict profile creation and enforce encryption and access policies on Samsung devices. Regular audits of device configurations and installed app versions should be conducted to identify vulnerable devices. Finally, organizations should monitor Samsung's security advisories for official patches and guidance.
Description
Improper access control in Samsung Notes prior to version 4.4.30.63 allows physical attackers to access data across multiple user profiles. User interaction is required for triggering this vulnerability.