CVE-2026-61358

HIGHPre-NVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-08-11. 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: 4%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 Windows Accessibility Infrastructure (ATBroker.exe) allows an authorized attacker to elevate privileges locally.

CVSS v3
7.8
EG Score
7.8(medium)
EG Risk
37(Track)
EG Risk 37/100SSVC: 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%
Exploitation4% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
4%
EPSS %ILE
89%
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-2026-61358

Vendor Advisories for CVE-2026-61358(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 37× in last 7d / 183× 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 316 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-61358?
CVE-2026-61358 is a high vulnerability published on August 11, 2026. Improper link resolution before file access ('link following') in Windows Accessibility Infrastructure (ATBroker.exe) allows an authorized attacker to elevate privileges locally.
When was CVE-2026-61358 disclosed?
CVE-2026-61358 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-2026-61358 actively exploited?
CVE-2026-61358 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 4% probability of exploitation in the next 30 days, which ranks it in the top 10.8% of all scored CVEs.
What is the CVSS score of CVE-2026-61358?
CVE-2026-61358 has a CVSS v4.0 base score of 7.8 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-61358?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-61358, 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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