CVE-2026-3000

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-03-02. a secondary CVSS source baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 9.8Exploit: None knownExposed: 0

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

IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated remote attackers to force the system to download arbitrary DLL files from a remote source and execute them.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
49(Track)
EG Risk 49/100SSVC: 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
Severity98% × 45%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
42%
KEV
Not listed

Published

March 2, 2026

Last Modified

June 17, 2026

Advisory Details (3)

Auto-updated Sep 14, 2026
No patch confirmed yet. Sources: cert.
cert

全景軟體｜IDExpert Windows Logon Agent - 存在2個漏洞-TWCERT/CC台灣電腦網路危機處理暨協調中心|企業資安通報協處|資安情資分享|漏洞通報|資安聯盟|資安電子報

https://www.twcert.org.tw/tw/cp-132-10740-b2eb2-1.html
cert

Changing｜IDExpert Windows Logon Agent - 2 Vulnerabilities-TWCERT/CC Taiwan Computer Emergency Response Team/Coordination Center

https://www.twcert.org.tw/en/cp-139-10741-daed4-2.html
generic

新聞中心

https://www.changingtec.com/news_detail.jsp?item_id=348

Weakness Classification(1)

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

Data Freshness Timeline

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

Frequently asked(5)

What is CVE-2026-3000?
CVE-2026-3000 is a critical vulnerability published on March 2, 2026. IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated remote attackers to force the system to download arbitrary DLL files from a remote source and execute them.
When was CVE-2026-3000 disclosed?
CVE-2026-3000 was first published in the National Vulnerability Database on March 2, 2026, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-3000 actively exploited?
CVE-2026-3000 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 57.8% of all scored CVEs.
What is the CVSS score of CVE-2026-3000?
CVE-2026-3000 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-3000?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-3000, 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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