How severe is CVE-2020-1195?

CVE-2020-1195 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2020-1195 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-1195?

CVE-2020-1195 affects Microsoft Edge. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-1195?

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

When was CVE-2020-1195 published?

CVE-2020-1195 was published on 2020-05-21 and last updated on 2026-06-17.

CVE-2020-1195

CVE-2020-1195 is a medium-severity vulnerability in Microsoft Edge with a CVSS 3.x base score of 5.9. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
CVSS v2: 4.3
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Microsoft Edge
Published: 2020-05-21
Last modified: 2026-06-17

Description

An elevation of privilege vulnerability exists in Microsoft Edge (Chromium-based) when the Feedback extension improperly validates input, aka 'Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability'.

Frequently asked questions

What is CVE-2020-1195?: An elevation of privilege vulnerability exists in Microsoft Edge (Chromium-based) when the Feedback extension improperly validates input, aka 'Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability'.
How severe is CVE-2020-1195?: CVE-2020-1195 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2020-1195 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-1195?: CVE-2020-1195 affects Microsoft Edge. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-1195?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-1195 published?: CVE-2020-1195 was published on 2020-05-21 and last updated on 2026-06-17.

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1195

Affected products (1)

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

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