CVE-2026-50511

HIGHPre-NVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-06-09. the CNA's CVSS baseline 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:microsoft, epss, ghsa
Trending — 4 sources updated this week
7.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.8Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Improper link resolution before file access ('link following') in Microsoft PC Manager allows an authorized attacker to elevate privileges locally.

CVSS v3
7.8
EG Score
7.8(medium)
EG Risk
35(Track)
EG Risk 35/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity78% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
25%
KEV
Not listed

Published

June 9, 2026

Last Modified

July 28, 2026

Advisory Details (1)

Auto-updated Jun 9, 2026
Patch 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-2026-50511

Vendor Advisories for CVE-2026-50511(2)

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.

Data Freshness Timeline

(refreshed 21× in last 7d / 108× 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.

Showing the most recent 100 of 209 total refreshes for this CVE.

  1. 2026-07-28 22:48 UTCEG score recompute
  2. 2026-07-28 22:48 UTCVendor advisory
  3. 2026-07-28 22:48 UTCGHSA enrichment
  4. 2026-07-28 15:37 UTCEPSS rescore
  5. 2026-07-28 02:39 UTCEG score recompute
  6. 2026-07-28 02:39 UTCVendor advisory
  7. 2026-07-28 02:39 UTCGHSA enrichment
  8. 2026-07-27 08:53 UTCVendor advisory
  9. 2026-07-27 08:53 UTCGHSA enrichment
  10. 2026-07-26 21:10 UTCEG score recompute
  11. 2026-07-26 21:10 UTCVendor advisory
  12. 2026-07-26 21:10 UTCGHSA enrichment
  13. 2026-07-26 14:54 UTCEPSS rescore
  14. 2026-07-26 05:45 UTCEG score recompute
  15. 2026-07-26 05:45 UTCVendor advisory
  16. 2026-07-26 05:45 UTCGHSA enrichment
  17. 2026-07-25 14:18 UTCEPSS rescore
  18. 2026-07-24 14:18 UTCEPSS rescore
  19. 2026-07-23 14:18 UTCEPSS rescore
  20. 2026-07-23 03:18 UTCEG score recompute
  21. 2026-07-22 14:08 UTCEPSS rescore
  22. 2026-07-21 15:25 UTCEPSS rescore
  23. 2026-07-20 17:08 UTCEPSS rescore
  24. 2026-07-19 14:31 UTCEPSS rescore
  25. 2026-07-19 14:31 UTCEPSS rescore
Show 75 more
  1. 2026-07-19 02:29 UTCEPSS rescore
  2. 2026-07-18 10:04 UTCEPSS rescore
  3. 2026-07-16 23:54 UTCVendor advisory
  4. 2026-07-16 23:54 UTCGHSA enrichment
  5. 2026-07-16 17:03 UTCEPSS rescore
  6. 2026-07-16 08:49 UTCGHSA enrichment
  7. 2026-07-15 19:54 UTCVendor advisory
  8. 2026-07-15 19:54 UTCGHSA enrichment
  9. 2026-07-15 16:57 UTCEPSS rescore
  10. 2026-07-15 16:57 UTCEPSS rescore
  11. 2026-07-15 02:00 UTCEPSS rescore
  12. 2026-07-15 02:00 UTCEPSS rescore
  13. 2026-07-15 01:56 UTCVendor advisory
  14. 2026-07-15 01:56 UTCGHSA enrichment
  15. 2026-07-14 12:17 UTCVendor advisory
  16. 2026-07-14 12:17 UTCGHSA enrichment
  17. 2026-07-13 22:31 UTCEPSS rescore
  18. 2026-07-13 20:16 UTCGHSA enrichment
  19. 2026-07-13 06:13 UTCEPSS rescore
  20. 2026-07-13 06:13 UTCEPSS rescore
  21. 2026-07-13 01:42 UTCVendor advisory
  22. 2026-07-13 01:42 UTCGHSA enrichment
  23. 2026-07-12 07:53 UTCVendor advisory
  24. 2026-07-12 07:53 UTCGHSA enrichment
  25. 2026-07-12 05:46 UTCEPSS rescore
  26. 2026-07-11 19:34 UTCVendor advisory
  27. 2026-07-11 19:34 UTCGHSA enrichment
  28. 2026-07-11 08:27 UTCEPSS rescore
  29. 2026-07-11 08:27 UTCEPSS rescore
  30. 2026-07-11 07:48 UTCVendor advisory
  31. 2026-07-11 07:47 UTCGHSA enrichment
  32. 2026-07-10 19:46 UTCVendor advisory
  33. 2026-07-10 19:46 UTCGHSA enrichment
  34. 2026-07-09 23:48 UTCVendor advisory
  35. 2026-07-09 23:48 UTCGHSA enrichment
  36. 2026-07-09 19:10 UTCEPSS rescore
  37. 2026-07-09 19:10 UTCEPSS rescore
  38. 2026-07-09 11:12 UTCVendor advisory
  39. 2026-07-09 11:12 UTCGHSA enrichment
  40. 2026-07-08 23:29 UTCVendor advisory
  41. 2026-07-08 23:29 UTCGHSA enrichment
  42. 2026-07-08 15:16 UTCEPSS rescore
  43. 2026-07-08 15:16 UTCEPSS rescore
  44. 2026-07-08 11:17 UTCVendor advisory
  45. 2026-07-08 11:17 UTCGHSA enrichment
  46. 2026-07-07 23:00 UTCVendor advisory
  47. 2026-07-07 23:00 UTCGHSA enrichment
  48. 2026-07-07 13:46 UTCEPSS rescore
  49. 2026-07-07 13:46 UTCEPSS rescore
  50. 2026-07-06 16:27 UTCEPSS rescore
  51. 2026-07-06 02:23 UTCEPSS rescore
  52. 2026-07-06 01:58 UTCVendor advisory
  53. 2026-07-06 01:58 UTCGHSA enrichment
  54. 2026-07-05 14:16 UTCVendor advisory
  55. 2026-07-05 14:16 UTCGHSA enrichment
  56. 2026-07-05 02:30 UTCEPSS rescore
  57. 2026-07-05 02:15 UTCVendor advisory
  58. 2026-07-05 02:15 UTCGHSA enrichment
  59. 2026-07-04 13:20 UTCVendor advisory
  60. 2026-07-04 13:20 UTCGHSA enrichment
  61. 2026-07-04 06:31 UTCEPSS rescore
  62. 2026-07-03 15:33 UTCVendor advisory
  63. 2026-07-03 15:33 UTCGHSA enrichment
  64. 2026-07-03 01:34 UTCVendor advisory
  65. 2026-07-03 01:34 UTCGHSA enrichment
  66. 2026-07-02 13:47 UTCVendor advisory
  67. 2026-07-02 13:47 UTCGHSA enrichment
  68. 2026-07-02 02:06 UTCVendor advisory
  69. 2026-07-02 02:06 UTCGHSA enrichment
  70. 2026-07-01 15:07 UTCEPSS rescore
  71. 2026-07-01 14:24 UTCVendor advisory
  72. 2026-07-01 14:24 UTCGHSA enrichment
  73. 2026-07-01 02:42 UTCVendor advisory
  74. 2026-07-01 02:42 UTCGHSA enrichment
  75. 2026-06-30 23:22 UTCEPSS rescore

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-50511?
CVE-2026-50511 is a high vulnerability published on June 9, 2026. Improper link resolution before file access ('link following') in Microsoft PC Manager allows an authorized attacker to elevate privileges locally.
When was CVE-2026-50511 disclosed?
CVE-2026-50511 was first published in the National Vulnerability Database on June 9, 2026, with the most recent update on July 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-50511 actively exploited?
CVE-2026-50511 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 74.6% of all scored CVEs.
What is the CVSS score of CVE-2026-50511?
CVE-2026-50511 has a CVSS v4.0 base score of 7.8 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-50511?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-50511, 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

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