What is CVE-2017-15686?

CVE-2017-15686 is a medium-severity vulnerability in Craftercms Crafter Cms, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-11-27.

How severe is CVE-2017-15686?

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

XSS in Craftercms Crafter Cms

CVE-2017-15686

Crafter CMS Crafter Studio 3.0.1 is affected by: Cross Site Scripting (XSS), which allows remote attackers to steal users’ cookies.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2020-11-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.011 (62.9th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 62.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Craftercms Crafter Cms

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

docs.craftercms.org/en/3.0/security/advisory.html (Vendor Advisory)

Frequently asked questions

What is CVE-2017-15686?: CVE-2017-15686 is a medium-severity vulnerability in Craftercms Crafter Cms, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-11-27.
How severe is CVE-2017-15686?: Medium severity. CVSS v3 base score is 6.1 out of 10.