CVE-2026-19968

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreHIGH 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 — 5 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(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
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.

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 20× in last 7d / 20× 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. 2026-08-20 22:55 UTCEPSS rescore
  2. 2026-08-20 13:00 UTCGHSA enrichment
  3. 2026-08-20 10:18 UTCEG score recompute
  4. 2026-08-20 10:18 UTCGHSA enrichment
  5. 2026-08-19 17:03 UTCEPSS rescore
  6. 2026-08-19 12:37 UTCGHSA enrichment
  7. 2026-08-18 14:56 UTCEG score recompute
  8. 2026-08-18 14:56 UTCGHSA enrichment
  9. 2026-08-18 13:48 UTCEPSS rescore
  10. 2026-08-17 16:24 UTCEG score recompute
  11. 2026-08-17 16:24 UTCGHSA enrichment
  12. 2026-08-17 16:22 UTCNVD updateCVSS v4 → 2.1
  13. 2026-08-17 16:11 UTCEG score recompute
  14. 2026-08-17 16:11 UTCGHSA enrichment
  15. 2026-08-17 16:09 UTCMITRE cvelistV5CVSS v4 → 5.3
  16. 2026-08-17 13:47 UTCEPSS rescore
  17. 2026-08-17 01:29 UTCEG score recompute
  18. 2026-08-17 01:28 UTCNVD updateCVSS v4 → 2.1
  19. 2026-08-17 00:50 UTCEG score recompute
  20. 2026-08-17 00:50 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

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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