CVE-2026-19968

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreMEDIUM confidence

Score 4.3 from GitHub Security Advisory (severity: LOW) published 2026-08-17. a secondary CVSS source baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 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 Open Asset Import Library Assimp 17c12da. The affected element is the function Assimp::MDLImporter::ReadFaces_3DGS_MDL7 in the library code/AssetLib/LWO/LWOLoader.h of the component 3DGS MDL7 Model Parser. Executing a manipulation can lead to heap-based buffer overflow. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. This patch is called ee77bb09a42a49843ac85ef64c14d2328b251df1. Applying a patch is advised to resolve 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
31%
KEV
Not listed

Published

August 17, 2026

Last Modified

August 20, 2026

Advisory Details (4)

Auto-updated Aug 17, 2026
Upstream fix merged — awaiting tagged release. Sources: github_pr, github_commit.
github_commit

commit ee77bb09a42a (assimp/assimp)

Fix landed in assimp/assimp commit ee77bb09a42a — awaiting tagged release

https://github.com/assimp/assimp/commit/ee77bb09a42a49843ac85ef64c14d2328b251df1
generic
https://github.com/user-attachments/files/27425090/poc.zip
github_pr

Fix heap-buffer-overflow in LWO2 variable-sized index reader

Fix merged in assimp/assimp PR #6717 on 2026-07-14 — awaiting tagged release

https://github.com/assimp/assimp/pull/6717
generic

Bug: Heap-buffer-overflow in MDLImporter::ReadFaces_3DGS_MDL7 · Issue #6630 · assimp/assimp · GitHub

https://github.com/assimp/assimp/issues/6630

Vendor Advisories for CVE-2026-19968(1)

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

Affected Packages

(3 across 3 ecosystems)
Debian:12(1)
PackageVulnerable rangeFixed inDependents
assimp5.2.5~ds0-1 ... 6.0.5+ds-1 (14 versions)——
Debian:13(1)
PackageVulnerable rangeFixed inDependents
assimp5.4.3+ds-2 ... 6.0.5+ds-1 (7 versions)——
Debian:14(1)
PackageVulnerable rangeFixed inDependents
assimp5.4.3+ds-2 ... 6.0.5+ds-1 (7 versions)——

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 18× in last 7d / 80× 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 103 total refreshes for this CVE.

  1. 2026-09-21 01:05 UTCEG score recompute
  2. 2026-09-21 01:05 UTCGHSA enrichment
  3. 2026-09-20 03:18 UTCEG score recompute
  4. 2026-09-20 03:18 UTCGHSA enrichment
  5. 2026-09-19 05:36 UTCEG score recompute
  6. 2026-09-19 05:36 UTCGHSA enrichment
  7. 2026-09-18 19:27 UTCEPSS rescore
  8. 2026-09-18 07:46 UTCEG score recompute
  9. 2026-09-18 07:46 UTCGHSA enrichment
  10. 2026-09-17 10:05 UTCEG score recompute
  11. 2026-09-17 10:05 UTCGHSA enrichment
  12. 2026-09-16 14:07 UTCEPSS rescore
  13. 2026-09-16 12:23 UTCEG score recompute
  14. 2026-09-16 12:23 UTCGHSA enrichment
  15. 2026-09-16 05:14 UTCEPSS rescore
  16. 2026-09-15 14:42 UTCEG score recompute
  17. 2026-09-15 14:42 UTCGHSA enrichment
  18. 2026-09-14 16:52 UTCGHSA enrichment
  19. 2026-09-13 19:11 UTCEG score recompute
  20. 2026-09-13 19:11 UTCGHSA enrichment
  21. 2026-09-13 16:46 UTCEPSS rescore
  22. 2026-09-12 21:30 UTCEG score recompute
  23. 2026-09-12 21:30 UTCGHSA enrichment
  24. 2026-09-12 15:00 UTCEPSS rescore
  25. 2026-09-11 23:48 UTCEG score recompute
Show 75 more
  1. 2026-09-11 23:48 UTCGHSA enrichment
  2. 2026-09-11 14:52 UTCEPSS rescore
  3. 2026-09-11 09:36 UTCEPSS rescore
  4. 2026-09-11 00:45 UTCEG score recompute
  5. 2026-09-11 00:45 UTCGHSA enrichment
  6. 2026-09-10 09:34 UTCEPSS rescore
  7. 2026-09-10 01:28 UTCGHSA enrichment
  8. 2026-09-09 03:45 UTCEG score recompute
  9. 2026-09-09 03:45 UTCGHSA enrichment
  10. 2026-09-08 22:00 UTCEPSS rescore
  11. 2026-09-07 16:01 UTCEPSS rescore
  12. 2026-09-07 11:32 UTCEG score recompute
  13. 2026-09-07 11:32 UTCGHSA enrichment
  14. 2026-09-06 13:47 UTCEPSS rescore
  15. 2026-09-06 13:01 UTCEG score recompute
  16. 2026-09-06 13:01 UTCGHSA enrichment
  17. 2026-09-05 15:20 UTCGHSA enrichment
  18. 2026-09-04 17:35 UTCEG score recompute
  19. 2026-09-04 17:35 UTCGHSA enrichment
  20. 2026-09-04 05:06 UTCEPSS rescore
  21. 2026-09-03 19:53 UTCGHSA enrichment
  22. 2026-09-02 22:12 UTCEG score recompute
  23. 2026-09-02 22:12 UTCGHSA enrichment
  24. 2026-09-02 14:11 UTCEPSS rescore
  25. 2026-09-01 20:28 UTCEG score recompute
  26. 2026-09-01 20:28 UTCGHSA enrichment
  27. 2026-09-01 13:53 UTCEPSS rescore
  28. 2026-09-01 04:39 UTCEPSS rescore
  29. 2026-08-31 22:47 UTCGHSA enrichment
  30. 2026-08-31 01:06 UTCEG score recompute
  31. 2026-08-31 01:06 UTCGHSA enrichment
  32. 2026-08-30 19:17 UTCEPSS rescore
  33. 2026-08-30 03:25 UTCEG score recompute
  34. 2026-08-30 03:25 UTCGHSA enrichment
  35. 2026-08-30 01:22 UTCEPSS rescore
  36. 2026-08-29 05:44 UTCEG score recompute
  37. 2026-08-29 05:44 UTCGHSA enrichment
  38. 2026-08-28 21:41 UTCEPSS rescore
  39. 2026-08-27 19:26 UTCEG score recompute
  40. 2026-08-27 19:26 UTCGHSA enrichment
  41. 2026-08-27 14:25 UTCEPSS rescore
  42. 2026-08-26 20:55 UTCEG score recompute
  43. 2026-08-26 20:55 UTCGHSA enrichment
  44. 2026-08-26 14:46 UTCEPSS rescore
  45. 2026-08-25 23:13 UTCEG score recompute
  46. 2026-08-25 23:13 UTCGHSA enrichment
  47. 2026-08-25 13:48 UTCEPSS rescore
  48. 2026-08-25 01:27 UTCEG score recompute
  49. 2026-08-25 01:27 UTCGHSA enrichment
  50. 2026-08-24 03:46 UTCGHSA enrichment
  51. 2026-08-23 06:05 UTCEG score recompute
  52. 2026-08-23 06:05 UTCGHSA enrichment
  53. 2026-08-23 00:19 UTCEPSS rescore
  54. 2026-08-22 08:23 UTCEG score recompute
  55. 2026-08-22 08:23 UTCGHSA enrichment
  56. 2026-08-21 23:49 UTCEPSS rescore
  57. 2026-08-21 10:41 UTCEG score recompute
  58. 2026-08-21 10:41 UTCGHSA enrichment
  59. 2026-08-20 22:55 UTCEPSS rescore
  60. 2026-08-20 13:00 UTCGHSA enrichment
  61. 2026-08-20 10:18 UTCEG score recompute
  62. 2026-08-20 10:18 UTCGHSA enrichment
  63. 2026-08-19 17:03 UTCEPSS rescore
  64. 2026-08-19 12:37 UTCGHSA enrichment
  65. 2026-08-18 14:56 UTCEG score recompute
  66. 2026-08-18 14:56 UTCGHSA enrichment
  67. 2026-08-18 13:48 UTCEPSS rescore
  68. 2026-08-17 16:24 UTCEG score recompute
  69. 2026-08-17 16:24 UTCGHSA enrichment
  70. 2026-08-17 16:22 UTCNVD updateCVSS v4 → 2.1
  71. 2026-08-17 16:11 UTCEG score recompute
  72. 2026-08-17 16:11 UTCGHSA enrichment
  73. 2026-08-17 16:09 UTCMITRE cvelistV5CVSS v4 → 5.3
  74. 2026-08-17 13:47 UTCEPSS rescore
  75. 2026-08-17 01:29 UTCEG score recompute

Related CVEs

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Frequently asked(5)

What is CVE-2026-19968?
CVE-2026-19968 is a medium vulnerability published on August 17, 2026. A weakness has been identified in Open Asset Import Library Assimp 17c12da. The affected element is the function Assimp::MDLImporter::ReadFaces3DGSMDL7 in the library code/AssetLib/LWO/LWOLoader.h of the component 3DGS MDL7 Model Parser. Executing a manipulation can lead to heap-based buffer…
When was CVE-2026-19968 disclosed?
CVE-2026-19968 was first published in the National Vulnerability Database on August 17, 2026, with the most recent update on August 20, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-19968 actively exploited?
CVE-2026-19968 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 69.4% of all scored CVEs.
What is the CVSS score of CVE-2026-19968?
CVE-2026-19968 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2026-19968?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-19968, 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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