CVE-2026-75766

HIGHPre-NVD 7.87.8—
EchelonGraph scoreHIGH confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-08-25. a secondary CVSS source baseline 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.8Exploit: None knownExposed: 0

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

Substance3D - Painter is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

CVSS v3
7.8
EG Score
7.8(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
Severity78% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
8%
KEV
Not listed

Published

August 25, 2026

Last Modified

August 31, 2026

References (1)

Vendor Advisories for CVE-2026-75766(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 26× in last 7d / 115× 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 115 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-75766?
CVE-2026-75766 is a high vulnerability published on August 25, 2026. Substance3D - Painter is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
When was CVE-2026-75766 disclosed?
CVE-2026-75766 was first published in the National Vulnerability Database on August 25, 2026, with the most recent update on August 31, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-75766 actively exploited?
CVE-2026-75766 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 91.6% of all scored CVEs.
What is the CVSS score of CVE-2026-75766?
CVE-2026-75766 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2026-75766?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-75766, 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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