CVE-2026-80097

HIGHPre-NVD 8.68.6—
EchelonGraph scoreHIGH confidence

Score 8.6 from GitHub Security Advisory (severity: HIGH) published 2026-09-08. the CNA's CVSS baseline 8.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:microsoft, epss, ghsa
Trending — 4 sources updated this week
8.6EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.6Exploit: None knownExposed: 0

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

Improper authentication in Microsoft Authenticator allows an unauthorized attacker to elevate privileges locally.

CVSS v3
8.6
EG Score
8.6(high)
EG Risk
39(Track)
EG Risk 39/100SSVC: 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
Severity86% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
37%
KEV
Not listed

Published

September 8, 2026

Last Modified

September 24, 2026

Advisory Details (1)

Auto-updated Sep 8, 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-2026-80097

Vendor Advisories for CVE-2026-80097(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 53× in last 7d / 140× 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 140 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-80097?
CVE-2026-80097 is a high vulnerability published on September 8, 2026. Improper authentication in Microsoft Authenticator allows an unauthorized attacker to elevate privileges locally.
When was CVE-2026-80097 disclosed?
CVE-2026-80097 was first published in the National Vulnerability Database on September 8, 2026, with the most recent update on September 24, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-80097 actively exploited?
CVE-2026-80097 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 63.5% of all scored CVEs.
What is the CVSS score of CVE-2026-80097?
CVE-2026-80097 has a CVSS v4.0 base score of 8.6 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-80097?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-80097, 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.

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