XSS in Constantcontact Constant_contact_forms
CVE-2021-24134
Unvalidated input and lack of output encoding in the Constant Contact Forms WordPress plugin, versions before 1.8.8, lead to multiple Stored Cross-Site Scripting vulnerabilities, which allowed high-privileged user (Editor+) to inject arbit…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.007 (46.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Constantcontact Constant_contact_forms
- Unknown Constant Contact Forms — versions 1.8.8
Weakness classification (CWE)
Public proof-of-concept exploits
References
- contact@wpscan.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-24134?
- CVE-2021-24134 is a medium-severity vulnerability in Constantcontact Constant_contact_forms, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2021-03-18.
- How severe is CVE-2021-24134?
- Medium severity. CVSS v3 base score is 4.8 out of 10.
- Is CVE-2021-24134 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.