CVE-2026-21070
Low
No strong exploitation signal.
CVSS base
4.6
MEDIUM
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS — probability of exploitation (30 days)
0.1%
4.1th percentile
CISA KEV
Not listed
Weakness / dates
CWE-20
Published 2026-08-10 · modified 2026-08-19
CVSS breakdown
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
| Attack Vector | P | Physical |
| Attack Complexity | L | Low |
| Privileges Required | N | None |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | H | High |
| Integrity | N | None |
| Availability | N | None |
Timeline
- 2026-08-10 — Published (NVD)
- 2026-08-19 — Last modified (NVD)
Description
Improper input validation in Samsung Message prior to SMR Aug-2026 Release 1 allows physical attackers to access sensitive information.