CVE-2018-7841

CRITICALNVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score elevated to 9.8 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-04-15), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 9.8 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 3 sources updated this weekExploited in the wild
9.8EG
EchelonGraph verdictMitigate nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 73%CVSS: 9.8Exploit: cisa kev · ssvc active · epss top5pct · epss high · public exploitExposed services: Not assessed

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

A SQL Injection (CWE-89) vulnerability exists in U.motion Builder software version 1.3.4 which could cause unwanted code execution when an improper set of characters is entered.

CVSS v3
9.8
EG Score
9.8CRITICALhigh confidence
EG Risk
99
EG Risk 99/100CISA SSVC

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%
Exploitation100% × 40%
Automatability100% × 15%
CISA SSVC: Attend at low mission impact; Act at medium or high.
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation sooner than your standard update timelines at low mission impact and as soon as possible at medium or high, and watch the vendor's advisory for the fix.
EPSS PROB
73%
EPSS %ILE
99th
KEV
⚠ Exploited

CISA SSVCAttend at low mission impact; Act at medium or high.

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation sooner than your standard update timelines at low mission impact and as soon as possible at medium or high, and watch the vendor's advisory for the fix.

Exploitation active (CISA Vulnrichment) · Automatable yes (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

May 22, 2019

Last Modified

November 3, 2025

Advisory Details (4)

Auto-updated Oct 1, 2026
⚠️ Active exploitation confirmed. No fix on record yet. Sources: cisa.
cisa🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-7841
generic

Country Selector | Schneider Electric Global

https://www.schneider-electric.com/ww/en/download/document/SEVD-2019-071-02
generic🟡 PoC Available

Full Disclosure: [CVE-2018-7841] Schneider Electric U.Motion Builder <= 1.3.4 track_import_export.php object_id Unauthenticated Command Injection

http://seclists.org/fulldisclosure/2019/May/26
generic

Packet Storm - Human Validation

http://packetstormsecurity.com/files/152862/Schneider-Electric-U.Motion-Builder-1.3.4-Command-Injection.html

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 47× in last 7d / 236× 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 998 total refreshes for this CVE.

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

Publicly available exploits

(2 references)

Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-46846
    First seen May 14, 2019

    Schneider Electric U.Motion Builder 1.3.4 - 'track_import_export.php object_id' Unauthenticated Command Injection

    Open source ↗
  • Nucleihttp/cves/2018/CVE-2018-7841.yaml
    First seen Jan 1, 2018

    Schneider Electric U.motion Builder - Remote Code Execution

    Open source ↗

Related CVEs(same CWE)

Frequently asked(6)

What is CVE-2018-7841?
CVE-2018-7841 is a critical vulnerability published on May 22, 2019. A SQL Injection (CWE-89) vulnerability exists in U.motion Builder software version 1.3.4 which could cause unwanted code execution when an improper set of characters is entered.
When was CVE-2018-7841 disclosed?
CVE-2018-7841 was first published on May 22, 2019, with the most recent update on November 3, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-7841 actively exploited?
Yes. CISA added CVE-2018-7841 to the Known Exploited Vulnerabilities catalog on April 15, 2022, affecting Schneider Electric U.motion Builder. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate attention. No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation, and watch the vendor's advisory for the fix.
What is the CVSS score of CVE-2018-7841?
CVE-2018-7841 has a CVSS v3 base score of 9.8 (NVD).
Which products are affected by CVE-2018-7841?
CVE-2018-7841 affects Schneider Electric U.motion Builder.
How do I remediate CVE-2018-7841?
No fix for CVE-2018-7841 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.

Dependency Blast Radius

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