How severe is CVE-2020-17153?

CVE-2020-17153 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2020-17153 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-17153?

CVE-2020-17153 affects Microsoft Edge. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-17153?

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

When was CVE-2020-17153 published?

CVE-2020-17153 was published on 2020-12-10 and last updated on 2026-06-17.

CVE-2020-17153

CVE-2020-17153 is a medium-severity vulnerability in Microsoft Edge with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 5.8
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Edge
Published: 2020-12-10
Last modified: 2026-06-17

Description

Microsoft Edge for Android Spoofing Vulnerability

Frequently asked questions

What is CVE-2020-17153?: Microsoft Edge for Android Spoofing Vulnerability
How severe is CVE-2020-17153?: CVE-2020-17153 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2020-17153 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-17153?: CVE-2020-17153 affects Microsoft Edge. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-17153?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-17153 published?: CVE-2020-17153 was published on 2020-12-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:microsoft:edge:-:*:*:*:*:android:*:*

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