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CVE-2020-27970

Yandex Browser before 20.10.0 allows remote attackers to spoof the address bar

5.3 Medium

Yandex Browser before 20.10.0 allows remote attackers to spoof the address bar

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
Low
Availability
None

Exploit likelihood

1.80%Up 1.2 points since Sep 14, 2021
90%50%10%1%

What each source reports

NVD Score used 5.3

Yandex Browser before 20.10.0 allows remote attackers to spoof the address bar

Record
CVE-2020-27970
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:P/A:N
Weakness
CWE-290
Updated
2026-11-02
CVE List No score

Yandex Browser before 20.10.0 allows remote attackers to spoof the address bar

Record
CVE-2020-27970
Updated
2026-11-02
EUVDEUVD-2020-20462 No score

Yandex Browser before 20.10.0 allows remote attackers to spoof the address bar

Record
EUVD-2020-20462
Updated
2026-11-03
GitHub AdvisoriesGHSA-7446-x75g-7gmf No score

Yandex Browser before 20.10.0 allows remote attackers to spoof the address bar

Yandex Browser before 20.10.0 allows remote attackers to spoof the address bar

Record
GHSA-7446-x75g-7gmf
Weakness
CWE-290
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-27970 is a medium vulnerability (CVSS 5.3) in Yandex Browser, published September 13, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.80%, the 78th percentile. No source names a fixed version.

References

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