How severe is CVE-2023-36038?

CVE-2023-36038 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.

Is CVE-2023-36038 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-36038?

CVE-2023-36038 primarily affects Microsoft Visual Studio 2022. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-36038?

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-2023-36038 published?

CVE-2023-36038 was published on 2023-11-14 and last updated on 2026-06-17.

CVE-2023-36038

CVE-2023-36038 is a high-severity vulnerability in Microsoft Visual Studio 2022 with a CVSS 3.x base score of 8.2. 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-400.

Key facts

Severity: High (CVSS 3.x base score 8.2)
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Microsoft Visual Studio 2022
Published: 2023-11-14
Last modified: 2026-06-17

Description

ASP.NET Core Denial of Service Vulnerability

Frequently asked questions

What is CVE-2023-36038?: ASP.NET Core Denial of Service Vulnerability
How severe is CVE-2023-36038?: CVE-2023-36038 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.
Is CVE-2023-36038 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-36038?: CVE-2023-36038 primarily affects Microsoft Visual Studio 2022. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-36038?: 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-2023-36038 published?: CVE-2023-36038 was published on 2023-11-14 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36038

Affected products (2)

cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:asp.net_core:8.0.0:*:*:*:*:*:*:*

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