How severe is CVE-2020-0872?

CVE-2020-0872 has a CVSS 3.x base score of 9.6, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-0872 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-0872?

CVE-2020-0872 affects Microsoft Application Inspector. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-0872?

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

When was CVE-2020-0872 published?

CVE-2020-0872 was published on 2020-03-12 and last updated on 2026-06-17.

CVE-2020-0872

CVE-2020-0872 is a critical-severity vulnerability in Microsoft Application Inspector with a CVSS 3.x base score of 9.6. 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: Critical (CVSS 3.x base score 9.6)
CVSS v2: 6.8
EPSS exploit prediction: 10% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Microsoft Application Inspector
Published: 2020-03-12
Last modified: 2026-06-17

Description

A remote code execution vulnerability exists in Application Inspector version v1.0.23 or earlier when the tool reflects example code snippets from third-party source files into its HTML output, aka 'Remote Code Execution Vulnerability in Application Inspector'.

Frequently asked questions

What is CVE-2020-0872?: A remote code execution vulnerability exists in Application Inspector version v1.0.23 or earlier when the tool reflects example code snippets from third-party source files into its HTML output, aka 'Remote Code Execution Vulnerability in Application Inspector'.
How severe is CVE-2020-0872?: CVE-2020-0872 has a CVSS 3.x base score of 9.6, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-0872 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-0872?: CVE-2020-0872 affects Microsoft Application Inspector. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-0872?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-0872 published?: CVE-2020-0872 was published on 2020-03-12 and last updated on 2026-06-17.

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0872

Affected products (1)

cpe:2.3:a:microsoft:application_inspector:*:*:*:*:*:*:*:*

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