What is CVE-2021-25521?

CVE-2021-25521 is a medium-severity vulnerability in Samsung Internet, classified under Improper Authorization. CVSS score: 4.0/10. Published 2021-12-08.

How severe is CVE-2021-25521?

Medium severity. CVSS v3 base score is 4.0 out of 10.

Auth bypass in Samsung Internet

CVE-2021-25521

Insecure caller check in sharevia deeplink logic prior to Samsung Internet 16.0.2 allows unstrusted applications to get current tab URL in Samsung Internet.

EPSS: 0.002 (11.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Samsung Internet
Samsung Mobile Internet

Weakness classification (CWE)

CWE-285 — Improper Authorization
CWE-552 — Files or Directories Accessible to External Parties

References

mobile.security@samsung.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-25521?: CVE-2021-25521 is a medium-severity vulnerability in Samsung Internet, classified under Improper Authorization. CVSS score: 4.0/10. Published 2021-12-08.
How severe is CVE-2021-25521?: Medium severity. CVSS v3 base score is 4.0 out of 10.