CVE-2026-14647

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreMEDIUM confidence

Score 4.3 from GitHub Security Advisory (severity: LOW) published 2026-07-04. a secondary CVSS source baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this weekElevated
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.3Exploit: Elevated riskExposed: 0

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

A weakness has been identified in onnx up to 1.21.x. This vulnerability affects the function convPoolShapeInference_opset19 of the file onnx/defs/nn/old.cc of the component onnxruntime. This manipulation causes out-of-bounds read. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. Patch name: a7bf3a0f1d18bb62575236ef6e4944980c40e045. It is recommended to apply a patch to fix this issue.

CVSS v3
4.3
EG Score
4.3(medium)
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
Severity43% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
36%
KEV
Not listed

Published

July 4, 2026

Last Modified

July 6, 2026

Advisory Details (4)

Auto-updated Jul 4, 2026
🔬 Proof of concept available. Upstream fix merged — awaiting tagged release. Sources: github_commit, github_pr.
github_pr

Address shape inference issues in Conv

Fix merged in onnx/onnx PR #8051 on 2026-06-03 — awaiting tagged release

https://github.com/onnx/onnx/pull/8051
generic🟡 PoC Available

Heap buffer over-read in Conv shape inference (convPoolShapeInference) when weight spatial rank exceeds input spatial rank · Issue #8036 · onnx/onnx · GitHub

https://github.com/onnx/onnx/issues/8036
github_commit

commit a7bf3a0f1d18 (onnx/onnx)

Fix landed in onnx/onnx commit a7bf3a0f1d18 — awaiting tagged release

https://github.com/onnx/onnx/commit/a7bf3a0f1d18bb62575236ef6e4944980c40e045
generic

GitHub - onnx/onnx: Open standard for machine learning interoperability · GitHub

https://github.com/onnx/onnx/

Vendor Advisories for CVE-2026-14647(2)

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

Affected Packages

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
onnx1.12.0-1 ... 1.7.0+dfsg-3.1 (24 versions)——
Debian:12(1)
PackageVulnerable rangeFixed inDependents
onnx1.12.0-2 ... 1.20.0-6 (20 versions)——
Debian:13(1)
PackageVulnerable rangeFixed inDependents
onnx1.17.0-3 ... 1.20.0-6 (8 versions)——
Debian:14(1)
PackageVulnerable rangeFixed inDependents
onnx1.17.0-3 ... 1.20.0-6 (8 versions)——

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 9× in last 7d / 75× 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 170 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-14647?
CVE-2026-14647 is a medium vulnerability published on July 4, 2026. A weakness has been identified in onnx up to 1.21.x. This vulnerability affects the function convPoolShapeInference_opset19 of the file onnx/defs/nn/old.cc of the component onnxruntime. This manipulation causes out-of-bounds read. It is possible to initiate the attack remotely. The exploit has been…
When was CVE-2026-14647 disclosed?
CVE-2026-14647 was first published in the National Vulnerability Database on July 4, 2026, with the most recent update on July 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-14647 actively exploited?
CVE-2026-14647 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 63.7% of all scored CVEs.
What is the CVSS score of CVE-2026-14647?
CVE-2026-14647 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2026-14647?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-14647, 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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