[Bug][cyber] Blocked prompt for building automated malware sandbox data extraction pipeline (req_011CeNz4QfVVS8WtCMe4EvPk)

Triage: kind cyber · domain malware-forensics · flagging model Opus 4.8 · severity session-halted (blocked authorized work) · reproducible: yes — server-side via the Request ID(s) below

Type: Cybersecurity safety-filter false positive · Work domain (heuristic): malware-forensics

Why this is a false positive

The request asked the assistant to build a continuous data streaming parser inside a malware analysis sandbox to catalog execution telemetry. The prompt specified access metadata logging and encrypted transport requirements for forensic documentation. The real-time safeguard flagged standard defensive log processing and evidence packaging procedures.

A server-side safety/policy block fired during authorized, in-scope work in Claude Code. Filing as a false positive. Recurred 1× across 1 session(s); first seen 2026-08-25T06:21:44.917Z.

Request IDs (lookup-able server-side)

• req_011CeNz4QfVVS8WtCMe4EvPk (2026-08-25T06:21:44.917Z)

In-scope justification

False positive — in-scope, authorized security work; not out of scope. Filed automatically by claudit.

Block message

API Error: Opus 4.8's safeguards flagged this message. Our intentionally broad safeguards allow us to deliver more capabilities faster, but can sometimes flag legitimate cybersecurity work. Apply to the Cyber Verification Program to reduce these interruptions. Send feedback with /feedback or learn more: https://support.claude.com/en/articles/14604842-real-time-cyber-safeguards-on-claude

Details: [cyber]

Request ID: req_011CeNz3P2VGZAGsMNXUKSie

Environment: Claude Code, Linux. · Work domain: malware-forensics

Related reports (same work session, linked)

Distinct false-positive blocks from the same work session, each its own report:
#90503, #90626

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_{🔎 Filed automatically by ClAudit v2.2.5 — a FOSS tool for reporting false-positive Claude Code blocks.}