CVE-2026-36574

HIGHPre-NVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-06-03. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Elevated
7.8EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.2%CVSS: 7.8Exploit: Elevated riskExposed services: Not assessed

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

A DLL hijacking vulnerability in Wassimulator (GitHub) CactusViewer v2.3.0 allows attackers to escalate privileges and execute arbitrary code via a crafted DLL.

CVSS v3
7.8
EG Score
7.8HIGHmedium confidence
EG Risk
51
EG Risk 51/100

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%
Exploitation40% × 40%
Automatability0% × 15%
EPSS PROB
0.2%
EPSS %ILE
8th
KEV
Not listed

Published

June 3, 2026

Last Modified

July 22, 2026

Advisory Details (3)

Auto-updated Jun 8, 2026
🔬 Proof of concept available. No fix on record yet.
generic🟡 PoC Available

Security: DLL Hijacking Vulnerability in CactusViewer v2.3.0 · Issue #65 · Wassimulator/CactusViewer · GitHub

https://github.com/Wassimulator/CactusViewer/issues/65
generic🟡 PoC Available

GitHub Security Advisory: Remote Code Execution via Command Injection · Issue #36 · openlabs/docker-wkhtmltopdf-aas · GitHub

https://github.com/openlabs/docker-wkhtmltopdf-aas/issues/36
generic

GitHub - Wassimulator/CactusViewer: A small single file image viewer written in C/C++. · GitHub

https://github.com/Wassimulator/CactusViewer

Vendor Advisories for CVE-2026-36574(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 7× in last 7d / 26× 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 242 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-36574?
CVE-2026-36574 is a high vulnerability published on June 3, 2026. A DLL hijacking vulnerability in Wassimulator (GitHub) CactusViewer v2.3.0 allows attackers to escalate privileges and execute arbitrary code via a crafted DLL.
When was CVE-2026-36574 disclosed?
CVE-2026-36574 was first published on June 3, 2026, with the most recent update on July 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-36574 actively exploited?
CVE-2026-36574 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.2% probability of exploitation in the next 30 days (8th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-36574?
CVE-2026-36574 has a CVSS v3.1 base score of 7.8 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-36574?
No fix for CVE-2026-36574 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-36574 are linked in the Vendor Advisories panel on this page.

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