CVE-2020-27969

Name: CVE-2020-27969
Creator: NVD / NIST
Published: 2021-09-13T12:15:07.26+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.3/10EPSS 0.51%

Last modified Jun 17, 2026

CVE-2020-27969 is a high-severity vulnerability rated 7.3/10 on the CVSS scale. Yandex Browser for Android 20.8.4 allows remote attackers to perform SOP bypass and addresss bar spoofing. EPSS estimates a 0.51% chance of exploitation in the next 30 days.

Description

Yandex Browser for Android 20.8.4 allows remote attackers to perform SOP bypass and addresss bar spoofing

Metrics

CVSS 3.1

7.3/10

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

EPSS Probability

0.51%

39.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-346

Affected Software

Vendor	Product	Versions
Yandex	Yandex Browser	< 20.8.4
Yandex	Yandex Browser	20.8.4

References

https://yandex.com/bugbounty/i/hall-of-fame-browser/Vendor Advisory
https://yandex.com/bugbounty/i/hall-of-fame-browser/Vendor Advisory

Timeline

Published: Sep 13, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-27969?

Yandex Browser for Android 20.8.4 allows remote attackers to perform SOP bypass and addresss bar spoofing

How severe is CVE-2020-27969?

CVE-2020-27969 has a CVSS score of 7.3/10 (HIGH severity). The EPSS model estimates a 0.51% probability of exploitation in the next 30 days.

How do I fix CVE-2020-27969?

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-2020-27969?

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

Scan your code now

Source: NVD / NIST