What is CVE-2021-25520?

CVE-2021-25520 is a medium-severity vulnerability in Samsung Internet, classified under Improper Input Validation. CVSS score: 5.9/10. Published 2021-12-08.

How severe is CVE-2021-25520?

Medium severity. CVSS v3 base score is 5.9 out of 10.

XSS in Samsung Internet

CVE-2021-25520

Insecure caller check and input validation vulnerabilities in SearchKeyword deeplink logic prior to Samsung Internet 16.0.2 allows unstrusted applications to execute script codes in Samsung Internet.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.004 (32.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Samsung Internet
Samsung Mobile Internet

Weakness classification (CWE)

CWE-20 — Improper Input Validation
CWE-79 — Cross-site Scripting

References

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

Frequently asked questions

What is CVE-2021-25520?: CVE-2021-25520 is a medium-severity vulnerability in Samsung Internet, classified under Improper Input Validation. CVSS score: 5.9/10. Published 2021-12-08.
How severe is CVE-2021-25520?: Medium severity. CVSS v3 base score is 5.9 out of 10.