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performing-web-application-penetration-test

Conducts thorough security assessments of web applications using OWASP guidelines and Burp Suite to identify vulnerabilities effectively.

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The performing-web-application-penetration-test skill was audited on Jun 5, 2026 and we found 5 security issues across 4 threat categories, including 1 critical. Review the findings below before installing.

Categories Tested

Security Issues

high line 98

Template literal with variable interpolation in command context

SourceSKILL.md
98- **Server-Side Template Injection (SSTI)**: Test with `{{7*7}}`, `${7*7}`, `<%= 7*7 %>` in parameters rendered by template engines
medium line 95

Webhook reference - potential data exfiltration

SourceSKILL.md
95- **Server-Side Request Forgery (SSRF)**: Supply internal URLs (`http://169.254.169.254/latest/meta-data/`, `http://127.0.0.1:6379/`) in parameters that fetch external resources (webhooks, image URLs,
critical line 97

Access to /etc/passwd

SourceSKILL.md
97- **XML External Entity (XXE)**: Submit XML payloads with external entity declarations (`<!DOCTYPE foo [<!ENTITY xxe SYSTEM "file:///etc/passwd">]>`) in XML upload or API endpoints
low line 63

External URL reference

SourceSKILL.md
63- Enumerate endpoints using `ffuf -w /usr/share/seclists/Discovery/Web-Content/directory-list-2.3-medium.txt -u https://target.com/FUZZ -mc 200,301,302,403`
low line 95

External URL reference

SourceSKILL.md
95- **Server-Side Request Forgery (SSRF)**: Supply internal URLs (`http://169.254.169.254/latest/meta-data/`, `http://127.0.0.1:6379/`) in parameters that fetch external resources (webhooks, image URLs,
Scanned on Jun 5, 2026
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GitHub Stars 8
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Categorydevelopment
UpdatedJune 15, 2026
26zl/cybersec-toolkit