Exposure of sensitive system information to an unauthorized control sphere in Windows Kernel allows an unauthorized attacker to disclose information locally.
CVE-2026-50294
MEDIUMPre-NVD 6.26.2—Trending — 5 sources updated this week
EchelonGraph scoreHIGH confidence
Score 6.2 from GitHub Security Advisory published 2026-07-14. a secondary CVSS source baseline 6.2; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: ghsa, secondary
6.2
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 6.2Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 6.2
- EG Score
- 6.2(high)
- EPSS
- 30.4%
- KEV
- Not listed
Published
July 14, 2026
Last Modified
July 15, 2026
Advisory Details (1)
Auto-updated Jul 15, 2026Patch available. Sources: microsoft.
microsoft Patch Available
Security Update Guide - Microsoft Security Response Center
Security Update Guide - Microsoft Security Response Center. Patch available via Microsoft Security Update
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50294Vendor Advisories for CVE-2026-50294(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
All Vendor Advisories
(1)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Data Freshness Timeline
(refreshed 8× in last 7d / 8× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-15 16:57 UTCEPSS rescore
- 2026-07-15 16:57 UTCEPSS rescore
- 2026-07-15 15:34 UTCEG score recompute
- 2026-07-15 15:34 UTCVendor advisory
- 2026-07-15 15:34 UTCGHSA enrichment
- 2026-07-14 17:11 UTCEG score recompute
- 2026-07-14 17:11 UTCVendor advisory
- 2026-07-14 17:10 UTCMITRE cvelistV5first tracked
Frequently asked(5)
What is CVE-2026-50294?
CVE-2026-50294 is a medium vulnerability published on July 14, 2026. Exposure of sensitive system information to an unauthorized control sphere in Windows Kernel allows an unauthorized attacker to disclose information locally.
When was CVE-2026-50294 disclosed?
CVE-2026-50294 was first published in the National Vulnerability Database on July 14, 2026, with the most recent update on July 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-50294 actively exploited?
CVE-2026-50294 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 30.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-50294?
CVE-2026-50294 has a CVSS v4.0 base score of 6.2 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-50294?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-50294, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-50294
Is Your Infrastructure Affected by CVE-2026-50294?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.