What is CVE-2018-7841?

CVE-2018-7841 is a critical-severity vulnerability in Schneider-Electric U.motion Builder, classified under SQL Injection. CVSS score: 9.8/10. Published 2019-05-22.

How severe is CVE-2018-7841?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2018-7841 known to be exploited?

Yes. CVE-2018-7841 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-04-15), indicating it is being actively exploited. 5 public proof-of-concept repositories are indexed.

SQL Injection in Schneider-Electric U.motion Builder

CVE-2018-7841

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.

Vulnerability class: SQL Injection

Published 2019-05-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.727 (99.4th percentile), scored 2026-10-19.

High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.727 · newest: 0.727 · change: 0.000

Affected products

Schneider-Electric U.motion Builder — versions 1.3.4
U.motion Builder Software Version 1.3.4 — versions U.motion Builder software version 1.3.4

Weakness classification (CWE)

CWE-89 — SQL Injection

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-04-15. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-05-06.

Required action: The impacted product is end-of-life and should be disconnected if still in use.

Public proof-of-concept exploits

References

packetstormsecurity.com/files/152862/Schneider-Electric-U.Motion-Builder-1.3.4-… (Exploit, VDB Entry, Third Party Advisory)
seclists.org/fulldisclosure/2019/May/26 (mailing-list, Exploit, Mailing List, Third Party Advisory)
www.schneider-electric.com/ww/en/download/document/SEVD-2019-071-02 (Vendor Advisory)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

Frequently asked questions

What is CVE-2018-7841?: CVE-2018-7841 is a critical-severity vulnerability in Schneider-Electric U.motion Builder, classified under SQL Injection. CVSS score: 9.8/10. Published 2019-05-22.
How severe is CVE-2018-7841?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2018-7841 known to be exploited?: Yes. CVE-2018-7841 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-04-15), indicating it is being actively exploited. 5 public proof-of-concept repositories are indexed.