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-2017-20055

21
FAUCET Score

CVE-2017-20055 is a stored cross-site scripting (XSS) vulnerability found in BestWebSoft Contact Form Plugin version 4.0.0. This medium-severity flaw (CVSS 5.4) allows an authenticated attacker to remotely inject malicious scripts, potentially impacting user sessions or website content. While public exploit details exist, there is no evidence of active exploitation, and it has received minimal community or media attention. Upgrading to version 4.0.2 remediates this issue.

Impacted Technologies

VendorProductVersion(s)CPE
4.0.0CPE matchmatch criteria
cpe:2.3:a:bestwebsoft:contact_form:4.0.0:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

3.5LOW

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.1
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.79%
Probability of exploitation in next 30 days
EPSS Percentile
52.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0079 is in the 88th percentile among its peer group of 15,239 CVEs.

Social Chatter

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

Remediation

Remediation records are not available for this CVE.

References

seclists.org / fulldisclosure/2017/Feb/100
ExploitMailing ListThird Party Advisory
sumofpwn.nl / advisory/2016/stored_cross_site_scripting_vulnerability_in_contact_form_wordpress_plugin.html
ExploitThird Party Advisory
vuldb.com
Third Party Advisory