CVE-2026-72984

HIGHPre-NVD 8.88.8—
EchelonGraph scoreHIGH confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-08-28. the CNA's CVSS baseline 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:microsoft, epss, ghsa
Trending — 4 sources updated this week
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.8Exploit: None knownExposed: 0

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

Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

CVSS v3
8.8
EG Score
8.8(high)
EG Risk
40(Track)
EG Risk 40/100SSVC: 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
Severity88% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
37%
KEV
Not listed

Published

August 28, 2026

Last Modified

September 16, 2026

Advisory Details (1)

Auto-updated Aug 28, 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-2026-72984

Vendor Advisories for CVE-2026-72984(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 40× in last 7d / 153× 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 153 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-72984?
CVE-2026-72984 is a high vulnerability published on August 28, 2026. Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.
When was CVE-2026-72984 disclosed?
CVE-2026-72984 was first published in the National Vulnerability Database on August 28, 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-2026-72984 actively exploited?
CVE-2026-72984 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 62.9% of all scored CVEs.
What is the CVSS score of CVE-2026-72984?
CVE-2026-72984 has a CVSS v4.0 base score of 8.8 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-72984?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-72984, 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-2026-72984

Explore →

Is Your Infrastructure Affected by CVE-2026-72984?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs