How severe is CVE-2020-1096?

CVE-2020-1096 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-1096 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-1096?

CVE-2020-1096 affects Microsoft Edge. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-1096?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-1096 published?

CVE-2020-1096 was published on 2020-05-21 and last updated on 2026-06-17.

CVE-2020-1096

CVE-2020-1096 is a high-severity vulnerability in Microsoft Edge with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.6
EPSS exploit prediction: 7% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Edge
Published: 2020-05-21
Last modified: 2026-06-17

Description

A remote code execution vulnerability exists when Microsoft Edge PDF Reader improperly handles objects in memory, aka 'Microsoft Edge PDF Remote Code Execution Vulnerability'.

Frequently asked questions

What is CVE-2020-1096?: A remote code execution vulnerability exists when Microsoft Edge PDF Reader improperly handles objects in memory, aka 'Microsoft Edge PDF Remote Code Execution Vulnerability'.
How severe is CVE-2020-1096?: CVE-2020-1096 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-1096 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-1096?: CVE-2020-1096 affects Microsoft Edge. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-1096?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-1096 published?: CVE-2020-1096 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-2020-1096

Affected products (1)

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

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