XSS in Fluentforms Contact_form
CVE-2021-34620
The WP Fluent Forms plugin < 3.6.67 for WordPress is vulnerable to Cross-Site Request Forgery leading to stored Cross-Site Scripting and limited Privilege Escalation due to a missing nonce check in the access control function for administr…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.026 (83.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Fluentforms Contact_form
- Wp Manage Ninja Fluent Forms — versions 3.6.67
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@wordfence.com (Exploit, x_refsource_MISC, Vendor Advisory)
- security@wordfence.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-34620?
- CVE-2021-34620 is a high-severity vulnerability in Fluentforms Contact_form, classified under Cross-site Scripting. CVSS score: 8.8/10. Published 2021-07-07.
- How severe is CVE-2021-34620?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-34620 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.