CVE-2023-36558
ASP.NET Core Security Feature Bypass Vulnerability
- Published
- Updated
- Reserved
- Assigned by
- microsoft
Description
ASP.NET Core Security Feature Bypass Vulnerability
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. CISA's SSVC rates its exploitation: a proof of concept is public.
Timeline
ID reserved
By microsoft
- 5 months later
· 5 months later
Published
- 23 months later
· 23 months 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 |
|---|---|---|---|
| microsoftCNA (assigner) | 3.1 | Medium6.2 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C |
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 1.1% · top 35% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.2.
Weakness
- Security Feature Bypass
Affected products
- affected 6.0.0 – < 6.0.25
- affected 6.0 – < 6.0.25
- affected 7.0.0 – < 7.0.14
Microsoft · Microsoft Visual Studio 2022 version 17.2
- affected 17.2.0 – < 17.2.22
- affected 8.0 – < 8.0.0
Microsoft · Microsoft Visual Studio 2022 version 17.4
- affected 17.4.0 – < 17.4.14
Microsoft · Microsoft Visual Studio 2022 version 17.6
- affected 17.6.0 – < 17.6.10
Microsoft · Microsoft Visual Studio 2022 version 17.7
- affected 17.7.0 – < 17.7.7
- affected 7.0.0 – < 7.0.14
- affected 8.0 – < 8.0.0
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- NuGetMicrosoft.AspNetCore.ComponentsGHSA-3fx3-85r4-8j3w (opens in a new tab)
References (1)
- ASP.NET Core Security Feature Bypass Vulnerability (opens in a new tab)vendor-advisoryx_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-3fx3-85r4-8j3w (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-36558)Record last updated .