CVE-2026-70334

HIGHPre-NVD 7.87.8—
EchelonGraph scoreHIGH confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-09-08. 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: 0%CVSS: 7.8Exploit: None knownExposed: 0

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

Incomplete list of disallowed inputs in Visual Studio Code allows an unauthorized attacker to bypass a security feature locally.

CVSS v3
7.8
EG Score
7.8(high)
EG Risk
35(Track)
EG Risk 35/100SSVC: 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%
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 18, 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-2026-70334

Vendor Advisories for CVE-2026-70334(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 50× in last 7d / 90× 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.

  1. 2026-09-19 09:53 UTCVendor advisory
  2. 2026-09-19 09:53 UTCGHSA enrichment
  3. 2026-09-18 20:49 UTCEG score recompute
  4. 2026-09-18 20:49 UTCVendor advisory
  5. 2026-09-18 20:49 UTCGHSA enrichment
  6. 2026-09-18 19:28 UTCEPSS rescore
  7. 2026-09-18 13:52 UTCVendor advisory
  8. 2026-09-18 13:52 UTCGHSA enrichment
  9. 2026-09-18 11:53 UTCVendor advisory
  10. 2026-09-18 11:53 UTCGHSA enrichment
  11. 2026-09-17 23:11 UTCVendor advisory
  12. 2026-09-17 23:11 UTCGHSA enrichment
  13. 2026-09-17 19:58 UTCEG score recompute
  14. 2026-09-17 19:58 UTCVendor advisory
  15. 2026-09-17 19:58 UTCGHSA enrichment
  16. 2026-09-17 10:58 UTCVendor advisory
  17. 2026-09-17 10:58 UTCGHSA enrichment
  18. 2026-09-16 22:16 UTCEG score recompute
  19. 2026-09-16 22:16 UTCVendor advisory
  20. 2026-09-16 22:16 UTCGHSA enrichment
  21. 2026-09-16 14:08 UTCEPSS rescore
  22. 2026-09-16 11:53 UTCEG score recompute
  23. 2026-09-16 11:53 UTCVendor advisory
  24. 2026-09-16 11:53 UTCGHSA enrichment
  25. 2026-09-16 05:15 UTCEPSS rescore
Show 65 more
  1. 2026-09-15 23:11 UTCVendor advisory
  2. 2026-09-15 23:10 UTCGHSA enrichment
  3. 2026-09-15 18:07 UTCVendor advisory
  4. 2026-09-15 18:06 UTCGHSA enrichment
  5. 2026-09-15 12:02 UTCEG score recompute
  6. 2026-09-15 12:02 UTCVendor advisory
  7. 2026-09-15 12:02 UTCGHSA enrichment
  8. 2026-09-15 03:12 UTCEPSS rescore
  9. 2026-09-14 23:20 UTCVendor advisory
  10. 2026-09-14 23:20 UTCGHSA enrichment
  11. 2026-09-14 17:24 UTCVendor advisory
  12. 2026-09-14 17:24 UTCGHSA enrichment
  13. 2026-09-14 14:36 UTCVendor advisory
  14. 2026-09-14 14:36 UTCGHSA enrichment
  15. 2026-09-14 01:54 UTCEG score recompute
  16. 2026-09-14 01:54 UTCVendor advisory
  17. 2026-09-14 01:54 UTCGHSA enrichment
  18. 2026-09-13 13:12 UTCVendor advisory
  19. 2026-09-13 13:12 UTCGHSA enrichment
  20. 2026-09-13 00:29 UTCEG score recompute
  21. 2026-09-13 00:29 UTCVendor advisory
  22. 2026-09-13 00:29 UTCGHSA enrichment
  23. 2026-09-12 15:02 UTCEPSS rescore
  24. 2026-09-12 11:47 UTCVendor advisory
  25. 2026-09-12 11:47 UTCGHSA enrichment
  26. 2026-09-11 23:05 UTCEG score recompute
  27. 2026-09-11 23:05 UTCVendor advisory
  28. 2026-09-11 23:05 UTCGHSA enrichment
  29. 2026-09-11 21:16 UTCEG score recompute
  30. 2026-09-11 21:16 UTCVendor advisory
  31. 2026-09-11 21:16 UTCGHSA enrichment
  32. 2026-09-11 19:46 UTCVendor advisory
  33. 2026-09-11 19:46 UTCGHSA enrichment
  34. 2026-09-11 17:08 UTCEG score recompute
  35. 2026-09-11 17:08 UTCVendor advisory
  36. 2026-09-11 17:08 UTCGHSA enrichment
  37. 2026-09-11 14:53 UTCEPSS rescore
  38. 2026-09-11 12:39 UTCEG score recompute
  39. 2026-09-11 12:39 UTCGHSA enrichment
  40. 2026-09-10 23:42 UTCGHSA enrichment
  41. 2026-09-10 22:59 UTCGHSA enrichment
  42. 2026-09-10 10:17 UTCEG score recompute
  43. 2026-09-10 10:17 UTCGHSA enrichment
  44. 2026-09-10 09:35 UTCEPSS rescore
  45. 2026-09-09 21:35 UTCVendor advisory
  46. 2026-09-09 21:35 UTCGHSA enrichment
  47. 2026-09-09 20:17 UTCVendor advisory
  48. 2026-09-09 20:17 UTCGHSA enrichment
  49. 2026-09-09 10:21 UTCEG score recompute
  50. 2026-09-09 10:21 UTCVendor advisory
  51. 2026-09-09 10:21 UTCGHSA enrichment
  52. 2026-09-09 05:30 UTCEG score recompute
  53. 2026-09-09 05:30 UTCVendor advisory
  54. 2026-09-09 05:30 UTCGHSA enrichment
  55. 2026-09-09 04:38 UTCEG score recompute
  56. 2026-09-09 04:38 UTCVendor advisory
  57. 2026-09-09 04:38 UTCGHSA enrichment
  58. 2026-09-09 00:12 UTCEG score recompute
  59. 2026-09-09 00:12 UTCVendor advisory
  60. 2026-09-09 00:12 UTCGHSA enrichment
  61. 2026-09-08 19:17 UTCEG score recompute
  62. 2026-09-08 19:17 UTCGHSA enrichment
  63. 2026-09-08 18:00 UTCEG score recompute
  64. 2026-09-08 18:00 UTCVendor advisory
  65. 2026-09-08 17:25 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-70334?
CVE-2026-70334 is a high vulnerability published on September 8, 2026. Incomplete list of disallowed inputs in Visual Studio Code allows an unauthorized attacker to bypass a security feature locally.
When was CVE-2026-70334 disclosed?
CVE-2026-70334 was first published in the National Vulnerability Database on September 8, 2026, with the most recent update on September 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-70334 actively exploited?
CVE-2026-70334 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 62.8% of all scored CVEs.
What is the CVSS score of CVE-2026-70334?
CVE-2026-70334 has a CVSS v4.0 base score of 7.8 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-70334?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-70334, 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-2026-70334

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