CVE-2023-36873
.NET Framework Spoofing Vulnerability
7.4 High
.NET Framework Spoofing Vulnerability
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
1.50%Up 1.4 points since Aug 9, 2023
What each source reports
CVE List Score used
.NET Framework Spoofing Vulnerability
.NET Framework Spoofing Vulnerability
- Record
CVE-2023-36873- CVSS 3.1
- 7.4 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:P/RL:O/RC:C - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2023-40793
.NET Framework Spoofing Vulnerability
- Record
EUVD-2023-40793- CVSS 3.1
- 7.4 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:P/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-xrx4-g976-77rm
.NET Framework Spoofing Vulnerability
.NET Framework Spoofing Vulnerability
- Record
GHSA-xrx4-g976-77rm- CVSS 3.1
- 7.4 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
NVD
.NET Framework Spoofing Vulnerability
- Record
CVE-2023-36873- CVSS 3.1
- 7.4 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N - CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
- microsoft .net framework
- microsoft .net framework 3.5 and 4.6.2
- microsoft .net framework 3.5 and 4.6.2/4.7/4.7.1/4.7.2
- microsoft .net framework 3.5 and 4.7.2
- microsoft .net framework 3.5 and 4.8
- microsoft .net framework 3.5 and 4.8.1
- microsoft .net framework 4.6.2
- microsoft .net framework 4.6.2/4.7/4.7.1/4.7.2
- microsoft .net framework 4.8
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-36873 is a high vulnerability (CVSS 7.4) in Microsoft .net Framework, published August 8, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.50%, the 74th percentile. No source names a fixed version.