Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2017-8384

22
FAUCET Score

CVE-2017-8384 describes a Cross-Site Scripting (XSS) vulnerability in Craft CMS versions prior to 2.6.2976. This flaw, an incomplete fix for a previous vulnerability, arises because the HttpRequestService::getSegments() and getActionSegments() functions do not guarantee zero-based arrays, allowing for malicious script injection. Rated Medium severity with a CVSS score of 6.1, it can be exploited remotely with low attack complexity, requiring user interaction to achieve partial confidentiality and integrity impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.6.2974CPE matchmatch criteria
cpe:2.3:a:craftcms:craft_cms:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.1MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.84%
Probability of exploitation in next 30 days
EPSS Percentile
54.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0084 is in the 63rd percentile among its peer group of 26,234 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

composerpatch availablevia ghsa
Product: craftcms/cmsFixed in: 2.6.2976

Vendor Advisories (1)

composerGHSA-9mcw-mwxv-grwjmedium

Craft CMS XSS Vulnerability

May 17, 2022

References

craftcms.com / changelog
Release NotesVendor Advisory
twitter.com / CraftCMS/status/857743080224473088
Vendor Advisory