onyx

onyx --cves cve-2025-26646

CVE-2025-26646

HIGH.NET
score
<0.1
cvss
8.0
epss
1.3%
published
2025-05-13
kev added
—
first seen

Microsoft .NET, Visual Studio, and Build Tools for Visual Studio contain an external control of file name or path vulnerability caused by insufficient validation, letting authorized attackers perform spoofing over a network, exploit requires network access and authorized privileges.

Timeline

How this CVE moved toward exploitation. Chart: last 30 days — trend score, EPSS, community mentions per day; hover the event lane.

events2025-05-13 — PublishedP2026-10-21 — Tracked by OnyxTscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 1.2%2026-09-23: epss 1.2%2026-09-24: epss 1.2%2026-09-25: epss 1.2%2026-09-26: epss 1.2%2026-09-27: epss 1.2%2026-09-29: epss 1.2%2026-09-30: epss 1.2%2026-10-01: epss 1.2%2026-10-02: epss 1.2%2026-10-03: epss 1.2%2026-10-04: epss 1.2%2026-10-05: epss 1.2%2026-10-06: epss 1.2%2026-10-07: epss 1.2%2026-10-08: epss 1.2%2026-10-09: epss 1.3%2026-10-10: epss 1.3%2026-10-11: epss 1.3%2026-10-12: epss 1.3%2026-10-13: epss 1.3%2026-10-14: epss 1.3%2026-10-15: epss 1.3%2026-10-16: epss 1.3%2026-10-18: epss 1.3%2026-10-19: epss 1.3%2026-10-20: epss 1.3%2026-10-21: epss 1.3%1.3%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx

Weaknesses

CWE-73

References 1