CVE-2026-9208

HIGHPre-NVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-05-28. a secondary CVSS source baseline 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
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.

Tanium addressed an unauthorized code execution vulnerability in Connect.

CVSS v3
8.8
EG Score
8.8(medium)
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
35%
KEV
Not listed

Published

May 27, 2026

Last Modified

June 2, 2026

Advisory Details (1)

Auto-updated May 29, 2026
No patch confirmed yet.
generic

TAN-2026-015 - Tanium Security Advisories

https://security.tanium.com/TAN-2026-015

Vendor Advisories for CVE-2026-9208(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.

Data Freshness Timeline

(refreshed 6× in last 7d / 68× 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 204 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-9208?
CVE-2026-9208 is a high vulnerability published on May 27, 2026. Tanium addressed an unauthorized code execution vulnerability in Connect.
When was CVE-2026-9208 disclosed?
CVE-2026-9208 was first published in the National Vulnerability Database on May 27, 2026, with the most recent update on June 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-9208 actively exploited?
CVE-2026-9208 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 64.8% of all scored CVEs.
What is the CVSS score of CVE-2026-9208?
CVE-2026-9208 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2026-9208?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-9208, 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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