Vulnerability in Convertkit - Email Marketing\, Newsletter And Landing Pages
CVE-2022-4508
The ConvertKit WordPress plugin before 2.0.5 does not validate and escapes some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as a contributor to perform Stored Cross-Site Scripting attacks, which could be used against high-privilege users such as admins.
EPSS: 0.005 (41.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Convertkit Convertkit_-_email_marketing\,_email_newsletter_and_landing_pages
- Unknown Convertkit — versions 0
Public proof-of-concept exploits
References
- contact@wpscan.com (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)
Frequently asked questions
- What is CVE-2022-4508?
- CVE-2022-4508 is a medium-severity vulnerability in Convertkit - Email Marketing\, Newsletter And Landing Pages, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 5.4/10. Published 2023-01-16.
- How severe is CVE-2022-4508?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2022-4508 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.