CVE-2017-20055

Name: CVE-2017-20055
Creator: NVD / NIST
Published: 2022-06-16T13:15:08.073+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.78%

Last modified Jun 17, 2026

CVE-2017-20055 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. A vulnerability classified as problematic has been found in BestWebSoft Contact Form Plugin 4.0.0. This affects an unknown part. EPSS estimates a 0.78% chance of exploitation in the next 30 days.

Description

A vulnerability classified as problematic has been found in BestWebSoft Contact Form Plugin 4.0.0. This affects an unknown part. The manipulation leads to basic cross site scripting (Stored). It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 4.0.2 is able to address this issue. It is recommended to upgrade the affected component.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

0.78%

51.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Bestwebsoft	Contact Form	4.0.0

References

http://seclists.org/fulldisclosure/2017/Feb/100Exploit, Mailing List, Third Party Advisory
https://sumofpwn.nl/advisory/2016/stored_cross_site_scripting_vulnerability_in_contact_form_wordpress_plugin.htmlExploit, Third Party Advisory
https://vuldb.com/?id.97389Third Party Advisory
http://seclists.org/fulldisclosure/2017/Feb/100Exploit, Mailing List, Third Party Advisory
https://sumofpwn.nl/advisory/2016/stored_cross_site_scripting_vulnerability_in_contact_form_wordpress_plugin.htmlExploit, Third Party Advisory
https://vuldb.com/?id.97389Third Party Advisory

Timeline

Published: Jun 16, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-20055?

How severe is CVE-2017-20055?

CVE-2017-20055 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.78% probability of exploitation in the next 30 days.

How do I fix CVE-2017-20055?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-20055?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST