What is CVE-2018-16316?

CVE-2018-16316 is a medium-severity vulnerability in Portainer, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-09-01.

How severe is CVE-2018-16316?

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

XSS in Portainer

CVE-2018-16316

A stored Cross-site scripting (XSS) vulnerability in Portainer through 1.19.1 allows remote authenticated users to inject arbitrary JavaScript and/or HTML via the Team Name field.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-09-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.008 (54.8th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 54.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Portainer

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/portainer/portainer/commit/1ad150c99460a35224d6adfe48ddda9ee056b7d2 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2018-16316?: CVE-2018-16316 is a medium-severity vulnerability in Portainer, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-09-01.
How severe is CVE-2018-16316?: Medium severity. CVSS v3 base score is 5.4 out of 10.