BlackTreeCVE IntelligenceMay 2025 Patch TuesdayKB5059201Normal patch window
Microsoft · KB5059201
Linked CVE review
Deploy Microsoft Developer Tools security update KB5059201
- Linked CVEs
- 1
- Confirmed exploited
- 0
- PoC or lab evidence
- 0
- Maximum CVSS
- 8.0
Confirmed exploitation, public exploit material, EPSS probability and CVSS severity answer different questions. “No confirmation recorded” means the checked sources do not currently confirm exploitation. It is not proof that exploitation has not occurred.
1 of 1 linked CVEs shown
Confirmed exploitedCVSS above 9.0
| CVE and description | Severity | Exploit reality | Forecast and access | Remediation |
|---|---|---|---|---|
CVE-2025-26646 Scheduled assessment .NET, Visual Studio, and Build Tools for Visual Studio Spoofing VulnerabilityExternal control of file name or path in .NET, Visual Studio, and Build Tools for Visual Studio allows an authorized attacker to perform spoofing over a network. | 8.0 · CVSS 3.1 · HighSource: CNA | No confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds. | EPSS: 1.20% · 67.2th percentileForecast date: 2026-10-06NETWORK · LOW complexity · LOW privileges · REQUIRED user interaction | Within 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data. |