What is CVE-2018-17218?

CVE-2018-17218 is a medium-severity vulnerability in Ptc Thingworx Platform, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-10-01.

How severe is CVE-2018-17218?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Ptc Thingworx Platform

CVE-2018-17218

An issue was discovered in PTC ThingWorx Platform 6.5 through 8.2. There is reflected XSS in the SQUEAL search function.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-10-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (48.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 48.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Ptc Thingworx Platform

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.ptc.com/en/support/article (Vendor Advisory)

Frequently asked questions

What is CVE-2018-17218?: CVE-2018-17218 is a medium-severity vulnerability in Ptc Thingworx Platform, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-10-01.
How severe is CVE-2018-17218?: Medium severity. CVSS v3 base score is 5.4 out of 10.