Requests blocked with a [cyber] flag

“Details: [cyber]”

Is this your bug? What gets counted gets fixed. Pile on.

Paste this into your agent. It files your report, with your error and version.

I hit this bug: rapsheet.dev/sheets/claude-code/issues/12488/file
Follow it to file my report. Show me the text before you send.

No install. No account. Public and anonymous. The link asks your agent for one report, nothing else. What it sends

Fading. 2 reports in the last 7 days and 4 the week before. Not fixed, and no vendor reply yet.

Requests blocked with a [cyber] flag. Requests are rejected with "Details: [cyber]" along with a request ID and message ID; one report cites a safety classifier error.

Is this your bug?

File my report

Where: Safety classifier
Error text: Details: `[cyber]`
Versions: 2.1.296 to 2.1.316
Platforms: Linux, macOS, Windows
How bad: Breaks a normal workflow. Some reports say it blocks them completely.

Part of: Safeguards block session requests34 bugs

Cyber safeguard blocks sessions377 people
Reasoning_extraction safeguard block134 people
Cyber safeguard pauses sessions52 people
Safeguards refuse work requests48 people
Safeguards block requests47 people
Classifier halts routine replies12 people
Refusal on own-code hardening11 people
SSH to own devices refused7 people
Pentest work blocked6 people
CTF requests flagged as malicious6 people

Show all 33Show only the largest 10

Classifier blocks own-project work6 people
Classifier halts reverse engineering5 people
Safeguards flag verified cyber work6 people
Firmware requests flagged as cyber6 people
Classifier stops benign replies5 people
reasoning_extraction API error5 people
Safeguard blocks all messages4 people
[bio] classifier blocks responses4 people
Reasoning extraction safeguard block4 people
Security investigation requests blocked3 people
Classifier stops DeFi bot work3 people
Safeguards block CVP members3 people
"[cyber]" flag stops sessions1 person
Safety classifier blocks agent3 people
Fictional hacking content flagged3 people
Cyber verification prompt recurs2 people
Cyber safeguards block own devices2 people
Safety classifier stops auth work2 people
Phishing research project flagged2 people
Cyber stop on report tasks2 people
Cyber safety block on audits2 people
Biological safeguard triggers in sessions with no biology content2 people
Unexpected safeguards notice2 people

Original reports8, newest first

Nov 3, 2026Request blocked with "[cyber]" flag (req_011Cgfq2rp25J6xLQ9Sopay8)#106922
Nov 2, 2026False Positive: Benign Request Blocked as Offensive Security Use#106873
Oct 30, 2026Cyber filter blocks request to find TP-Link OpenWrt router on network#106271
Oct 25, 2026Anthropic API Error: Request Flagged by [cyber] Classifier#105066
Oct 25, 2026Anthropic API Error: Request Flagged as [cyber]#105037
Oct 25, 2026Request Blocked with [cyber] Flag#104990
Oct 20, 2026Request Blocked with [cyber] Flag#103827
Oct 13, 2026Request Blocked with "[cyber]" Safety Classifier Error#101925