CVE-2021-25465

Name: CVE-2021-25465
Creator: NVD / NIST
Published: 2021-09-09T19:15:11.473+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7/10EPSS 0.21%

Last modified Jun 17, 2026

CVE-2021-25465 is a high-severity vulnerability rated 7/10 on the CVSS scale. An improper scheme check vulnerability in Samsung Themes prior to version 5.2.01 allows attackers to perform Man-in-the-middle attack.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

Description

An improper scheme check vulnerability in Samsung Themes prior to version 5.2.01 allows attackers to perform Man-in-the-middle attack.

Metrics

CVSS 3.1

7/10

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.21%

11.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Samsung	Themes	< 5.2.01

References

https://security.samsungmobile.com/serviceWeb.smsb?year=2021&month=9Vendor Advisory
https://security.samsungmobile.com/serviceWeb.smsb?year=2021&month=9Vendor Advisory

Timeline

Published: Sep 9, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-25465?

An improper scheme check vulnerability in Samsung Themes prior to version 5.2.01 allows attackers to perform Man-in-the-middle attack.

How severe is CVE-2021-25465?

CVE-2021-25465 has a CVSS score of 7/10 (HIGH severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.

How do I fix CVE-2021-25465?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-25465?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST