CVE-2026-9054

CRITICALNVD 9.29.2—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.2 under NVD CVSS v3. EPSS exploit probability: 0.3%, top 78% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
Trending — 3 sources updated this week
9.2EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.2Exploit: None knownExposed: 0

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

An attacker sending tcp, il, rudp, rudp, or gre packets with a length less than the header size would trigger a kernel panic.

CVSS v3
9.2
EG Score
9.2(medium)
EG Risk
57(Track)
EG Risk 57/100SSVC: 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
Severity92% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
21%
KEV
Not listed

Published

May 22, 2026

Last Modified

July 23, 2026

Advisory Details (3)

Auto-updated Aug 1, 2026
No patch confirmed yet.
generic

git: 9front

https://git.9front.org/plan9front/9front/f86917b75e9562f90545b7e484dbdcd748236952/commit.html
generic

git: 9front

https://git.9front.org/plan9front/9front/7838d68969549f938cc8e80c0c2b4218cb12805c/commit.html
generic

git: 9front

https://git.9front.org/plan9front/9front/70c97c334171c715df82774d1a47638abaca2db4/commit.html

Vendor Advisories for CVE-2026-9054(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 15× in last 7d / 120× 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 297 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-9054?
CVE-2026-9054 is a critical vulnerability published on May 22, 2026. An attacker sending tcp, il, rudp, rudp, or gre packets with a length less than the header size would trigger a kernel panic.
When was CVE-2026-9054 disclosed?
CVE-2026-9054 was first published in the National Vulnerability Database on May 22, 2026, with the most recent update on July 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-9054 actively exploited?
CVE-2026-9054 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 78.9% of all scored CVEs.
What is the CVSS score of CVE-2026-9054?
CVE-2026-9054 has a CVSS v3 base score of 9.2 (NVD).
How do I remediate CVE-2026-9054?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-9054, 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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