CVE-2018-0786
Microsoft .NET Framework 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, .NET Core 1.0 and 2.0, and PowerShell Core…
- Published
- Updated
- Reserved
- Assigned by
- microsoft
Description
Microsoft .NET Framework 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, .NET Core 1.0 and 2.0, and PowerShell Core 6.0.0 allow a security feature bypass vulnerability due to the way certificates are validated, aka ".NET Security Feature Bypass Vulnerability."
Timeline
ID reserved
By microsoft
- 40 days later
· 40 days later
Published
- 7 years later
· 7 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
- EPSS (exploitation in 30 days)
- 3.7% · top 10% of all CVEs (8 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- Security Feature Bypass
- CWE-295 (opens in a new tab)All about CWE-295 and its CVEs
Affected products
Microsoft Corporation · .NET Framework, .NET Core, and PowerShell Core
- affected Microsoft .NET Framework 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, .NET Core 1.0 and 2.0, PowerShell Core 6.0.0
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- NuGetMicrosoft.NETCore.UniversalWindowsPlatformGHSA-jc8g-xhw5-6x46 (opens in a new tab)
- NuGetSystem.Private.ServiceModelGHSA-jc8g-xhw5-6x46 (opens in a new tab)
- NuGetSystem.ServiceModel.DuplexGHSA-jc8g-xhw5-6x46 (opens in a new tab)
- NuGetSystem.ServiceModel.HttpGHSA-jc8g-xhw5-6x46 (opens in a new tab)
- NuGetSystem.ServiceModel.NetTcpGHSA-jc8g-xhw5-6x46 (opens in a new tab)
- NuGetSystem.ServiceModel.PrimitivesGHSA-jc8g-xhw5-6x46 (opens in a new tab)
- NuGetSystem.ServiceModel.SecurityGHSA-jc8g-xhw5-6x46 (opens in a new tab)
References (3)
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0786 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 102380 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1040152 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-jc8g-xhw5-6x46 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2018-0786)Record last updated .