What is CVE-2017-9516?

CVE-2017-9516 is a medium-severity vulnerability in Craftcms Craft Cms, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2017-06-08.

How severe is CVE-2017-9516?

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

XSS in Craftcms Craft Cms

CVE-2017-9516

Craft CMS before 2.6.2982 allows for a potential XSS attack vector by uploading a malicious SVG file.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2017-06-08 · 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: 0.028 (86.4th percentile), scored 2026-10-24.

Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.028 · newest: 0.028 · change: 0.000

Affected products

Craftcms Craft Cms

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

packetstormsecurity.com/files/142851/Craft-CMS-2.6-Cross-Site-Scripting-File-Up… (Exploit, Third Party Advisory)
www.exploit-db.com/exploits/42143/ (exploit)
twitter.com/CraftCMS/status/872599894912937984 (Third Party Advisory, Press/Media Coverage)
craftcms.com/changelog (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2017-9516?: CVE-2017-9516 is a medium-severity vulnerability in Craftcms Craft Cms, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2017-06-08.
How severe is CVE-2017-9516?: Medium severity. CVSS v3 base score is 5.4 out of 10.