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Fencer Vulns
high 7.5

CVE-2021-25426 json

Improper component protection vulnerability in SmsViewerActivity of Samsung Message prior to SMR July-2021 Release 1 allows untrusted appli…

published 2021-07-08 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-12322

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 47%
public exploits
0
none known

Summary

Improper component protection vulnerability in SmsViewerActivity of Samsung Message prior to SMR July-2021 Release 1 allows untrusted applications to access Message files.

Patch / fix

  • Samsung Mobile Samsung Mobile Devices SMR July-2021 Release 1

Exploit prediction

0.58% chance of exploitation in the next 30 days, higher than 47% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • blog.oversecured.com https://blog.oversecured.com/Two-weeks-of-securing-Samsung-devices-Part-2/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

  • Samsung Mobile Samsung Mobile Devices

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.