CVE-2026-19380

LOWPre-NVD 2.32.3—
EchelonGraph scoreMEDIUM confidence

Score 2.3 from GitHub Security Advisory (severity: LOW) published 2026-08-10. A secondary CVSS source baseline 2.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
2.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0.2%CVSS: 2.3Exploit: Elevated riskExposed services: Not assessed

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

A vulnerability was identified in Mullvad wireguard.sys 0.10.1. The affected element is the function AdapterState of the component IOCTL Handler. Such manipulation leads to improper update of reference count. Local access is required to approach this attack. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure.

CVSS v3
2.3
EG Score
2.3LOWmedium confidence
EG Risk
26
EG Risk 26/100CISA SSVC

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
Severity23% × 45%
Exploitation40% × 40%
Automatability0% × 15%
CISA SSVC: Track at low or medium mission impact; Track* at high (mission-essential systems).
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.
EPSS PROB
0.2%
EPSS %ILE
5th
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track* at high (mission-essential systems).

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.

Exploitation public PoC (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

August 10, 2026

Last Modified

August 12, 2026

References (5)

Vendor Advisories for CVE-2026-19380(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 8× in last 7d / 36× 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. 2026-10-04 23:21 UTCEPSS rescore
  2. 2026-10-04 05:38 UTCEG score recompute
  3. 2026-10-04 05:38 UTCGHSA enrichment
  4. 2026-10-01 19:49 UTCEPSS rescore
  5. 2026-09-30 22:50 UTCEG score recompute
  6. 2026-09-30 22:50 UTCGHSA enrichment
  7. 2026-09-30 15:02 UTCEPSS rescore
  8. 2026-09-29 15:20 UTCEPSS rescore
  9. 2026-09-28 13:51 UTCEPSS rescore
  10. 2026-09-27 17:02 UTCEG score recompute
  11. 2026-09-27 17:02 UTCGHSA enrichment
  12. 2026-09-27 13:47 UTCEPSS rescore
  13. 2026-09-26 15:58 UTCEPSS rescore
  14. 2026-09-22 21:18 UTCEG score recompute
  15. 2026-09-22 21:18 UTCGHSA enrichment
  16. 2026-09-20 03:01 UTCEG score recompute
  17. 2026-09-20 03:00 UTCGHSA enrichment
  18. 2026-09-18 19:27 UTCEPSS rescore
  19. 2026-09-17 10:01 UTCEG score recompute
  20. 2026-09-17 10:01 UTCGHSA enrichment
  21. 2026-09-16 14:07 UTCEPSS rescore
  22. 2026-09-14 17:03 UTCEG score recompute
  23. 2026-09-14 17:03 UTCGHSA enrichment
  24. 2026-09-13 16:46 UTCEPSS rescore
  25. 2026-09-12 15:00 UTCEPSS rescore
Show 60 more
  1. 2026-09-12 00:02 UTCEG score recompute
  2. 2026-09-12 00:02 UTCGHSA enrichment
  3. 2026-09-11 14:52 UTCEPSS rescore
  4. 2026-09-11 09:36 UTCEPSS rescore
  5. 2026-09-10 09:34 UTCEPSS rescore
  6. 2026-09-09 06:12 UTCEG score recompute
  7. 2026-09-09 06:12 UTCGHSA enrichment
  8. 2026-09-08 22:00 UTCEPSS rescore
  9. 2026-09-06 13:47 UTCEPSS rescore
  10. 2026-09-06 13:14 UTCEG score recompute
  11. 2026-09-06 13:14 UTCGHSA enrichment
  12. 2026-09-04 05:06 UTCEPSS rescore
  13. 2026-09-03 20:16 UTCEG score recompute
  14. 2026-09-03 20:16 UTCGHSA enrichment
  15. 2026-09-01 13:53 UTCEPSS rescore
  16. 2026-09-01 04:39 UTCEPSS rescore
  17. 2026-09-01 03:16 UTCEG score recompute
  18. 2026-09-01 03:16 UTCGHSA enrichment
  19. 2026-08-30 19:17 UTCEPSS rescore
  20. 2026-08-30 01:22 UTCEPSS rescore
  21. 2026-08-29 10:13 UTCEG score recompute
  22. 2026-08-29 10:13 UTCGHSA enrichment
  23. 2026-08-28 21:41 UTCEPSS rescore
  24. 2026-08-27 14:25 UTCEPSS rescore
  25. 2026-08-26 14:46 UTCEPSS rescore
  26. 2026-08-26 10:00 UTCEG score recompute
  27. 2026-08-26 10:00 UTCGHSA enrichment
  28. 2026-08-25 13:48 UTCEPSS rescore
  29. 2026-08-23 16:53 UTCEG score recompute
  30. 2026-08-23 16:53 UTCGHSA enrichment
  31. 2026-08-23 00:19 UTCEPSS rescore
  32. 2026-08-21 23:49 UTCEPSS rescore
  33. 2026-08-20 23:55 UTCEG score recompute
  34. 2026-08-20 23:55 UTCGHSA enrichment
  35. 2026-08-20 22:55 UTCEPSS rescore
  36. 2026-08-19 17:03 UTCEPSS rescore
  37. 2026-08-18 13:48 UTCEPSS rescore
  38. 2026-08-18 06:58 UTCEG score recompute
  39. 2026-08-18 06:58 UTCGHSA enrichment
  40. 2026-08-17 13:47 UTCEPSS rescore
  41. 2026-08-16 14:56 UTCEPSS rescore
  42. 2026-08-16 02:14 UTCEPSS rescore
  43. 2026-08-15 14:01 UTCEG score recompute
  44. 2026-08-15 14:01 UTCGHSA enrichment
  45. 2026-08-15 01:30 UTCEPSS rescore
  46. 2026-08-13 22:00 UTCEPSS rescore
  47. 2026-08-12 21:03 UTCEG score recompute
  48. 2026-08-12 21:03 UTCGHSA enrichment
  49. 2026-08-12 13:50 UTCEPSS rescore
  50. 2026-08-11 00:00 UTCEPSS rescore
  51. 2026-08-10 21:32 UTCEG score recompute
  52. 2026-08-10 21:32 UTCGHSA enrichment
  53. 2026-08-10 21:30 UTCNVD updateCVSS v4 → 1.8
  54. 2026-08-10 21:15 UTCEG score recompute
  55. 2026-08-10 21:15 UTCGHSA enrichment
  56. 2026-08-10 21:14 UTCMITRE cvelistV5CVSS v4 → 4.6
  57. 2026-08-10 01:20 UTCEG score recompute
  58. 2026-08-10 01:19 UTCNVD updateCVSS v4 → 1.8
  59. 2026-08-10 00:31 UTCEG score recompute
  60. 2026-08-10 00:31 UTCMITRE cvelistV5first tracked

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Frequently asked(5)

What is CVE-2026-19380?
CVE-2026-19380 is a low vulnerability published on August 10, 2026. A vulnerability was identified in Mullvad wireguard.sys 0.10.1. The affected element is the function AdapterState of the component IOCTL Handler. Such manipulation leads to improper update of reference count. Local access is required to approach this attack. The exploit is publicly available and…
When was CVE-2026-19380 disclosed?
CVE-2026-19380 was first published on August 10, 2026, with the most recent update on August 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-19380 actively exploited?
CVE-2026-19380 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.2% probability of exploitation in the next 30 days (5th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-19380?
CVE-2026-19380 has a CVSS base score of 2.3 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-19380?
No fix for CVE-2026-19380 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-19380 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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