How severe is CVE-2020-16030?

CVE-2020-16030 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-16030 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-16030?

CVE-2020-16030 affects Google Chrome. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-16030?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-16030 published?

CVE-2020-16030 was published on 2021-01-08 and last updated on 2026-06-17.

CVE-2020-16030

CVE-2020-16030 is a medium-severity vulnerability in Google Chrome with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Google Chrome
Published: 2021-01-08
Last modified: 2026-06-17

Description

Insufficient data validation in Blink in Google Chrome prior to 87.0.4280.66 allowed a remote attacker to inject arbitrary scripts or HTML (UXSS) via a crafted HTML page.

Frequently asked questions

What is CVE-2020-16030?: Insufficient data validation in Blink in Google Chrome prior to 87.0.4280.66 allowed a remote attacker to inject arbitrary scripts or HTML (UXSS) via a crafted HTML page.
How severe is CVE-2020-16030?: CVE-2020-16030 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-16030 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-16030?: CVE-2020-16030 affects Google Chrome. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-16030?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-16030 published?: CVE-2020-16030 was published on 2021-01-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

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