VulnerabilityAnalyzed
CVE-2026-50528
Incorrect authorization in .NET allows an unauthorized attacker to bypass a security feature over a network.
HIGH 8.2EPSS 0.56%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.56%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Incorrect authorization in .NET allows an unauthorized attacker to bypass a security feature over a network.
- CVSS 3.1
- 8.2 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
- EPSS
- 0.56% probability · 45th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-302, CWE-636, CWE-863
- Affected
- microsoft/.net · microsoft/visual studio 2022 · microsoft/visual studio 2026
- Source
- secure@microsoft.com
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50528Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.