XSS in Bestwebsoft Contact Form
CVE-2017-20055
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.008 (55.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: +0.000
Affected products
- Bestwebsoft Contact Form — versions 4.0.0
- Bestwebsoft Contact Form Plugin — versions 4.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- seclists.org/fulldisclosure/2017/Feb/100 (Exploit, Mailing List, Third Party Advisory)
- sumofpwn.nl/advisory/2016/stored_cross_site_scripting_vulnerability_in_contact_… (Exploit, Third Party Advisory)
- vuldb.com/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2017-20055?
- CVE-2017-20055 is a low-severity vulnerability in Bestwebsoft Contact Form, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 3.5/10. Published 2022-06-16.
- How severe is CVE-2017-20055?
- Low severity. CVSS v3 base score is 3.5 out of 10.
- Is CVE-2017-20055 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.