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fix(security): anchor rm-deletion regex with \b to stop false positives #1374

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fix(security): anchor rm-deletion regex with \b to stop false positives #1374

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fix(security): anchor rm-deletion pattern with \b (stops false positi…
IanGordonOne Jun 22, 2026
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fix(security): anchor rm-deletion pattern with \b (stops false positi…
IanGordonOne Jun 22, 2026
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4 changes: 2 additions & 2 deletions Releases/v5.0.0/.claude/PAI/DOCUMENTATION/Security/Patterns.example.yaml
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Expand Up @@ -23,9 +23,9 @@ bash:
# BLOCKED — Hard deny via exit(2). No prompt, no workaround.
blocked:
# ── Filesystem destruction ────────────────────────────────────
- pattern: "rm\\s.*-\\w*r.*\\s+/(\\s|$)"
- pattern: "\\brm\\s.*-\\w*r.*\\s+/(\\s|$)"
reason: "Recursive deletion of system root"
- pattern: "rm\\s.*-\\w*r.*\\s+~/?(\\s|$)"
- pattern: "\\brm\\s.*-\\w*r.*\\s+~/?(\\s|$)"
reason: "Recursive deletion of home directory"

# ── Credential access via shell ──────────────────────────────
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12 changes: 6 additions & 6 deletions Releases/v5.0.0/.claude/PAI/USER/SECURITY/PATTERNS.yaml
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Expand Up @@ -27,17 +27,17 @@ bash:
- pattern: ^rm\s+(?!.*\.\.).*\bPAI_RELEASES(/|\b)
reason: PAI release rebuild — staging dir, regenerated by ShadowRelease.ts
blocked:
- pattern: rm\s.*-\w*r.*\s+/(\s|$)
- pattern: \brm\s.*-\w*r.*\s+/(\s|$)
reason: Recursive deletion of system root (/).
- pattern: rm\s.*-\w*r.*\s+~/?(\s|$)
- pattern: \brm\s.*-\w*r.*\s+~/?(\s|$)
reason: Recursive deletion of home directory (~)
- pattern: rm\s.*-\w*r.*\s(~/\.claude|/Users/[^/]+/\.claude|\$HOME/\.claude)/?(\s|$|;|&&)
- pattern: \brm\s.*-\w*r.*\s(~/\.claude|/Users/[^/]+/\.claude|\$HOME/\.claude)/?(\s|$|;|&&)
reason: Recursive deletion of ~/.claude (entire PAI infrastructure)
- pattern: rm\s.*-\w*r.*\s(~/\.claude|/Users/[^/]+/\.claude|\$HOME/\.claude)/PAI/?(\s|$|;|&&)
- pattern: \brm\s.*-\w*r.*\s(~/\.claude|/Users/[^/]+/\.claude|\$HOME/\.claude)/PAI/?(\s|$|;|&&)
reason: Recursive deletion of PAI directory
- pattern: rm\s.*-\w*r.*\s(~/\.claude|/Users/[^/]+/\.claude|\$HOME/\.claude)/PAI/MEMORY/?(\s|$|;|&&)
- pattern: \brm\s.*-\w*r.*\s(~/\.claude|/Users/[^/]+/\.claude|\$HOME/\.claude)/PAI/MEMORY/?(\s|$|;|&&)
reason: Recursive deletion of PAI/MEMORY directory
- pattern: rm\s.*-\w*r.*\s+~/Projects/?(\s|$|;|&&)
- pattern: \brm\s.*-\w*r.*\s+~/Projects/?(\s|$|;|&&)
reason: Recursive deletion of ~/Projects
- pattern: diskutil eraseDisk
reason: Disk destruction
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