29 lines
879 B
YAML
29 lines
879 B
YAML
id: wildcard-postmessage
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info:
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name: postMessage - Cross-Site Scripting
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author: pdteam
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severity: high
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description: postMessage contains a cross-site scripting vulnerability. An attacker can execute arbitrary script and therefore steal cookie-based authentication credentials and launch other attacks.
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reference:
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- https://jlajara.gitlab.io/web/2020/06/12/Dom_XSS_PostMessage.html
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- https://payatu.com/blog/anubhav.singh/postmessage-vulnerabilities
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- https://developer.mozilla.org/en-US/docs/Web/API/Window/postMessage
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classification:
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cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
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cvss-score: 7.2
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cwe-id: CWE-79
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tags: xss,postmessage,misconfig
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metadata:
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max-request: 1
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http:
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- method: GET
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path:
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- '{{BaseURL}}'
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matchers:
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- type: regex
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regex:
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- postMessage\([a-zA-Z]+,["']\*["']\)
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