What is CVE-2018-14935?

CVE-2018-14935 is a medium-severity vulnerability in Polycom Trio 8500, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-11-15.

How severe is CVE-2018-14935?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Polycom Trio 8500

CVE-2018-14935

The Web administration console on Polycom Trio devices with software before 5.5.4 has XSS.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-11-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (49.0th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.0% 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

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

support.polycom.com/content/dam/polycom-support/global/documentation/stored-cro… (Vendor Advisory)

Frequently asked questions

What is CVE-2018-14935?: CVE-2018-14935 is a medium-severity vulnerability in Polycom Trio 8500, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-11-15.
How severe is CVE-2018-14935?: Medium severity. CVSS v3 base score is 6.1 out of 10.