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HIGH

CVE-2020-15978

CVSS v3

8.8

HIGH

EPSS Score

1.5 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

Insufficient data validation in navigation in Google Chrome on Android prior to 86.0.4240.75 allowed a remote attacker who had compromised the renderer process to bypass navigation restrictions via a crafted HTML page.

Technical details

Published
2020-11-03

Frequently asked questions

What is CVE-2020-15978?

Insufficient data validation in navigation in Google Chrome on Android prior to 86.0.4240.75 allowed a remote attacker who had compromised the renderer process to bypass navigation restrictions via a crafted HTML page.

Is CVE-2020-15978 actively exploited?

Active exploitation of CVE-2020-15978 has not been confirmed. Its EPSS score was 1.5% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-15978?

CVE-2020-15978 has a CVSS v3 base score of 8.8 (HIGH severity).

Is CVE-2020-15978 affecting your environment?

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