CVE-2026-62902

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 6.5 under the CNA's CVSS (NVD's own analysis pending). EPSS exploit probability: 0.8%, top 46% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: cna:microsoft, epss
Trending — 3 sources updated this week
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 6.5Exploit: None knownExposed: 0

A fix is available — apply it.

Inclusion of functionality from untrusted control sphere in .NET allows an unauthorized attacker to disclose information over a network.

CVSS v3
6.5
EG Score
6.5(medium)
EG Risk
30(Track)
EG Risk 30/100SSVC: 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
Severity65% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
54%
KEV
Not listed

Published

August 11, 2026

Last Modified

September 16, 2026

Advisory Details (1)

Auto-updated Aug 11, 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-2026-62902

Vendor Advisories for CVE-2026-62902(4)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(2)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatdotnet8-0-main-8.0.130-0.1.hum12026-08-16redhat
redhatdotnet9-0-main-9.0.119-2.hum12026-07-24redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(3 across 1 ecosystem)
NuGet(3)
PackageVulnerable rangeFixed inDependents
Microsoft.WindowsDesktop.App.Runtime.win-arm648.0.0 ... 8.0.8 (29 versions)8.0.30—
Microsoft.WindowsDesktop.App.Runtime.win-x648.0.0 ... 8.0.8 (29 versions)8.0.30—
Microsoft.WindowsDesktop.App.Runtime.win-x868.0.0 ... 8.0.8 (29 versions)8.0.30—

Weakness Classification(3)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 16× in last 7d / 83× 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 147 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-62902?
CVE-2026-62902 is a medium vulnerability published on August 11, 2026. Inclusion of functionality from untrusted control sphere in .NET allows an unauthorized attacker to disclose information over a network.
When was CVE-2026-62902 disclosed?
CVE-2026-62902 was first published in the National Vulnerability Database on August 11, 2026, with the most recent update on September 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-62902 actively exploited?
CVE-2026-62902 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 45.7% of all scored CVEs.
What is the CVSS score of CVE-2026-62902?
CVE-2026-62902 has a CVSS v4.0 base score of 6.5 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-62902?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-62902, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-62902

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