CVE-2026-18605

HIGHPre-NVD 7.07.0—
EchelonGraph scoreHIGH confidence

Score 7.0 from GitHub Security Advisory published 2026-08-03. a secondary CVSS source baseline 7.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
7.0EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.0Exploit: Elevated riskExposed: 0

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

A security flaw has been discovered in CheckMAL AppCheck Pro 3.1.43.10. Affected is an unknown function in the library AppCheckD.sys of the component Kernel Mini-Filter Driver. Performing a manipulation results in uncontrolled search path. The attack requires a local approach. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3
7.0
EG Score
7.0(high)
EG Risk
48(Track*)
EG Risk 48/100SSVC: 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
Severity70% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
0%
EPSS %ILE
2%
KEV
Not listed

Published

August 3, 2026

Last Modified

August 12, 2026

Advisory Details (1)

Auto-updated Aug 3, 2026
No patch confirmed yet.
generic

Notion

https://opcodic.notion.site/AppCheck-Pro-Vulnerability-Analysis-Report-2f48e7fec518803e8e7fe18e71d77dac?pvs=74

Vendor Advisories for CVE-2026-18605(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 27× in last 7d / 71× 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. 2026-08-21 03:12 UTCEG score recompute
  2. 2026-08-21 03:11 UTCGHSA enrichment
  3. 2026-08-20 22:55 UTCEPSS rescore
  4. 2026-08-20 14:51 UTCGHSA enrichment
  5. 2026-08-20 02:28 UTCEG score recompute
  6. 2026-08-20 02:28 UTCGHSA enrichment
  7. 2026-08-19 17:03 UTCEPSS rescore
  8. 2026-08-19 14:07 UTCGHSA enrichment
  9. 2026-08-19 01:46 UTCEG score recompute
  10. 2026-08-19 01:46 UTCGHSA enrichment
  11. 2026-08-18 13:48 UTCEPSS rescore
  12. 2026-08-18 13:25 UTCGHSA enrichment
  13. 2026-08-18 00:59 UTCGHSA enrichment
  14. 2026-08-17 12:14 UTCGHSA enrichment
  15. 2026-08-16 23:52 UTCEG score recompute
  16. 2026-08-16 23:52 UTCGHSA enrichment
  17. 2026-08-16 14:56 UTCEPSS rescore
  18. 2026-08-16 11:31 UTCEG score recompute
  19. 2026-08-16 11:31 UTCGHSA enrichment
  20. 2026-08-16 02:14 UTCEPSS rescore
  21. 2026-08-15 23:11 UTCGHSA enrichment
  22. 2026-08-15 10:51 UTCEG score recompute
  23. 2026-08-15 10:51 UTCGHSA enrichment
  24. 2026-08-15 01:30 UTCEPSS rescore
  25. 2026-08-14 22:30 UTCGHSA enrichment
Show 46 more
  1. 2026-08-14 10:10 UTCEG score recompute
  2. 2026-08-14 10:10 UTCGHSA enrichment
  3. 2026-08-13 22:00 UTCEPSS rescore
  4. 2026-08-13 21:49 UTCGHSA enrichment
  5. 2026-08-13 09:28 UTCGHSA enrichment
  6. 2026-08-12 21:08 UTCEG score recompute
  7. 2026-08-12 21:08 UTCGHSA enrichment
  8. 2026-08-12 13:50 UTCEPSS rescore
  9. 2026-08-12 11:25 UTCGHSA enrichment
  10. 2026-08-11 23:04 UTCEG score recompute
  11. 2026-08-11 23:04 UTCGHSA enrichment
  12. 2026-08-11 13:42 UTCEPSS rescore
  13. 2026-08-11 10:44 UTCEG score recompute
  14. 2026-08-11 10:44 UTCGHSA enrichment
  15. 2026-08-11 00:00 UTCEPSS rescore
  16. 2026-08-10 22:24 UTCGHSA enrichment
  17. 2026-08-10 10:03 UTCGHSA enrichment
  18. 2026-08-09 21:43 UTCEG score recompute
  19. 2026-08-09 21:43 UTCGHSA enrichment
  20. 2026-08-09 13:46 UTCEPSS rescore
  21. 2026-08-09 09:23 UTCGHSA enrichment
  22. 2026-08-08 21:03 UTCEG score recompute
  23. 2026-08-08 21:03 UTCGHSA enrichment
  24. 2026-08-08 16:37 UTCEPSS rescore
  25. 2026-08-08 08:43 UTCGHSA enrichment
  26. 2026-08-07 20:23 UTCEG score recompute
  27. 2026-08-07 20:23 UTCGHSA enrichment
  28. 2026-08-07 08:02 UTCGHSA enrichment
  29. 2026-08-06 19:42 UTCEG score recompute
  30. 2026-08-06 19:42 UTCGHSA enrichment
  31. 2026-08-06 13:46 UTCEPSS rescore
  32. 2026-08-06 07:21 UTCEG score recompute
  33. 2026-08-06 07:21 UTCGHSA enrichment
  34. 2026-08-05 19:17 UTCEPSS rescore
  35. 2026-08-05 19:01 UTCGHSA enrichment
  36. 2026-08-05 06:41 UTCGHSA enrichment
  37. 2026-08-04 18:19 UTCEG score recompute
  38. 2026-08-04 18:19 UTCGHSA enrichment
  39. 2026-08-04 15:10 UTCEPSS rescore
  40. 2026-08-04 05:59 UTCEG score recompute
  41. 2026-08-04 05:59 UTCGHSA enrichment
  42. 2026-08-03 17:38 UTCEG score recompute
  43. 2026-08-03 17:36 UTCNVD updateCVSS v4 → 6.4
  44. 2026-08-03 17:12 UTCEG score recompute
  45. 2026-08-03 16:19 UTCEG score recompute
  46. 2026-08-03 16:18 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-18605?
CVE-2026-18605 is a high vulnerability published on August 3, 2026. A security flaw has been discovered in CheckMAL AppCheck Pro 3.1.43.10. Affected is an unknown function in the library AppCheckD.sys of the component Kernel Mini-Filter Driver. Performing a manipulation results in uncontrolled search path. The attack requires a local approach. The complexity of an…
When was CVE-2026-18605 disclosed?
CVE-2026-18605 was first published in the National Vulnerability Database on August 3, 2026, with the most recent update on August 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-18605 actively exploited?
CVE-2026-18605 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 98.1% of all scored CVEs.
What is the CVSS score of CVE-2026-18605?
CVE-2026-18605 has a CVSS v3 base score of 7.0 (NVD).
How do I remediate CVE-2026-18605?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-18605, 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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