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
26%
KEV
Not listed

Published

June 9, 2026

Last Modified

August 25, 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 6× in last 7d / 41× 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 365 total refreshes for this CVE.

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

Related CVEs(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 August 25, 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 73.7% 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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