Medium severity · published Jun 7, 2023
CVE-2020-36709
Page Builder: KingComposer < 2.9.4 - Stored Cross-Site Scripting
4.8
CVSS
0.6%
EPSS
No
On KEV
Description
The Page Builder: KingComposer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via via shortcode in versions before 2.9.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 51% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PB
Page Builder: KingComposer – Free Drag and Drop page builder by King-Theme · kingthemes
before 2.9.4 · source: vendor
PB
Page Builder Kingcomposer · King-theme
before 2.9.4 · source: NVD
Affected product
PB
Page Builder: KingComposer – Free Drag and Drop page builder by King-Theme
kingthemes
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-36709
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-36709
Exploit
https://blog.nintechnet.com/wordpress-kingcomposer-page-builder-fixed-multiple-critical-vulnerabilities/
Release Notes
https://wpsocket.com/plugin/kingcomposer/changelog/
Third Party Advisory
https://www.wordfence.com/threat-intel/vulnerabilities/id/6447de64-b484-4f64-ad78-7df81b5a0ed7?source=cve
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