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
Trending — 3 sources updated this weekElevated
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: Elevated riskExposed: 0

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

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
7.8(medium)
EG Risk
51(Track*)
EG Risk 51/100SSVC: 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%
Exploitation40% × 40%
Automatability0% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
0%
EPSS %ILE
3%
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 patch confirmed 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 14× in last 7d / 86× 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 205 total refreshes for this CVE.

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

Related CVEs(same CWE)

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 in the National Vulnerability Database 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% probability of exploitation in the next 30 days, which ranks it in the top 96.7% of all 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?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-36574, 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.

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