What the reviewer found
A bug-bounty recon and vulnerability-hunting playbook (subdomain/S3/Firebase enumeration, SSRF/IDOR escalation chains) written against a TARGET placeholder for authorized engagements; the GitHub Actions and tj-actions memdump passages describe known supply-chain attacks as audit checklist items, not live payloads. Body was truncated at 48KB, but all six findings are visible in the reviewed portion.
dual-use— a security tool that can be misusednetwork— calls the vendor’s APIprompt-injection— tries to steer the agent
What was read
The file as it ships in x-cookie/cbughunter-k2:
skills/web-hunting/bb-local-toolkit/SKILL.md
What the static scan said
The scan flagged 7things. The reviewer kept 0 and dismissed 7 as false.
P1Instruction-override phrasing — false positiveP2Hidden instructions — false positiveE1Sends data to an external URL — false positiveE2Harvests environment variables — false positiveSSRF1Cloud metadata endpoint — false positiveNETMakes network calls — false positiveSHRuns shell commands — false positive
How this review was made
Sonnet 5 read the files above on 7 September 2026 and answered three questions: is it dangerous to whoever installs it, is each scanner finding real, and what should the installer know. The verdict is bound to the file's hash; when the file changes, it is scanned afresh and reviewed again. A script that changes while the definition does not is not re-reviewed — that is a known gap. How the scan and the review work.