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.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.005 (43.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Convertkit - Email Marketing\, Newsletter And Landing Pages
- Convertkit — versions 0
Public proof-of-concept exploits
References
- wpscan.com/vulnerability/5101a979-7a53-40bf-8988-6347ef851eab (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.