================================================================================
VARIANT ANALYSIS: Testing potential bypasses
Extensions directory: /home/user/.openclaw/extensions
================================================================================

Test: Original CVE - parent traversal
  Input: "@malicious/.."
  Extracted pluginId: ".."
  Vulnerable: /home/user/.openclaw
  ❌ VULNERABLE: Path escapes extensions directory!
  Fixed validation: BLOCKED - invalid plugin name: reserved path segment

Test: Original CVE - nested traversal
  Input: "@evil/../etc"
  Extracted pluginId: "etc"
  Vulnerable path: /home/user/.openclaw/extensions/etc (within bounds)
  Fixed path: /home/user/.openclaw/extensions/etc
  ✓ Safe: Properly contained

Test: Deep traversal
  Input: "@bad/../../etc/passwd"
  Extracted pluginId: "passwd"
  Vulnerable path: /home/user/.openclaw/extensions/passwd (within bounds)
  Fixed path: /home/user/.openclaw/extensions/passwd
  ✓ Safe: Properly contained

Test: Empty extraction after slash
  Input: "@scope/"
  Extracted pluginId: ""
  Vulnerable path: /home/user/.openclaw/extensions (within bounds)
  Fixed validation: BLOCKED - invalid plugin name: missing

Test: Whitespace extraction
  Input: "@malicious/   "
  Extracted pluginId: ""
  Vulnerable path: /home/user/.openclaw/extensions (within bounds)
  Fixed validation: BLOCKED - invalid plugin name: missing

Test: Empty scope, normal name
  Input: "@/test"
  Extracted pluginId: "test"
  Vulnerable path: /home/user/.openclaw/extensions/test (within bounds)
  Fixed path: /home/user/.openclaw/extensions/test
  ✓ Safe: Properly contained

Test: Double dot with path separator
  Input: "@scope/....//"
  Extracted pluginId: ""
  Vulnerable path: /home/user/.openclaw/extensions (within bounds)
  Fixed validation: BLOCKED - invalid plugin name: missing

Test: Multiple dots pattern
  Input: "@scope/..../....//"
  Extracted pluginId: ""
  Vulnerable path: /home/user/.openclaw/extensions (within bounds)
  Fixed validation: BLOCKED - invalid plugin name: missing

Test: Multiple dots only
  Input: "@scope/..../"
  Extracted pluginId: ""
  Vulnerable path: /home/user/.openclaw/extensions (within bounds)
  Fixed validation: BLOCKED - invalid plugin name: missing

Test: Windows backslash traversal
  Input: "@scope/..\.."
  Extracted pluginId: "..\.."
  Vulnerable path: /home/user/.openclaw/extensions/..\.. (within bounds)
  Fixed validation: BLOCKED - invalid plugin name: path separators not allowed

Test: Windows deep traversal
  Input: "@scope/..\..\etc"
  Extracted pluginId: "..\..\etc"
  Vulnerable path: /home/user/.openclaw/extensions/..\..\etc (within bounds)
  Fixed validation: BLOCKED - invalid plugin name: path separators not allowed

Test: Full-width dots (Chinese)
  Input: "@scope/。。"
  Extracted pluginId: "。。"
  Vulnerable path: /home/user/.openclaw/extensions/。。 (within bounds)
  Fixed path: /home/user/.openclaw/extensions/。。
  ✓ Safe: Properly contained

Test: Two-dot leader
  Input: "@scope/‥"
  Extracted pluginId: "‥"
  Vulnerable path: /home/user/.openclaw/extensions/‥ (within bounds)
  Fixed path: /home/user/.openclaw/extensions/‥
  ✓ Safe: Properly contained

Test: Two-dot punctuation
  Input: "@scope/⸰"
  Extracted pluginId: "⸰"
  Vulnerable path: /home/user/.openclaw/extensions/⸰ (within bounds)
  Fixed path: /home/user/.openclaw/extensions/⸰
  ✓ Safe: Properly contained

Test: Null byte after traversal
  Input: "@scope/.. "
  Extracted pluginId: ".. "
  Vulnerable path: /home/user/.openclaw/extensions/..  (within bounds)
  Fixed path: /home/user/.openclaw/extensions/.. 
  ✓ Safe: Properly contained

Test: Null byte middle
  Input: "@scope/.. /allowed"
  Extracted pluginId: "allowed"
  Vulnerable path: /home/user/.openclaw/extensions/allowed (within bounds)
  Fixed path: /home/user/.openclaw/extensions/allowed
  ✓ Safe: Properly contained

Test: Current directory
  Input: "@scope/."
  Extracted pluginId: "."
  Vulnerable path: /home/user/.openclaw/extensions (within bounds)
  Fixed validation: BLOCKED - invalid plugin name: reserved path segment

Test: Three dots (non-standard)
  Input: "@scope/..."
  Extracted pluginId: "..."
  Vulnerable path: /home/user/.openclaw/extensions/... (within bounds)
  Fixed path: /home/user/.openclaw/extensions/...
  ✓ Safe: Properly contained

Test: Four dots raw
  Input: "@scope/····"
  Extracted pluginId: "····"
  Vulnerable path: /home/user/.openclaw/extensions/···· (within bounds)
  Fixed path: /home/user/.openclaw/extensions/····
  ✓ Safe: Properly contained

Test: URL-encoded dots
  Input: "@scope/%2e%2e"
  Extracted pluginId: "%2e%2e"
  Vulnerable path: /home/user/.openclaw/extensions/%2e%2e (within bounds)
  Fixed path: /home/user/.openclaw/extensions/%2e%2e
  ✓ Safe: Properly contained

Test: URL-encoded traversal
  Input: "@scope/%2e%2e%2f"
  Extracted pluginId: "%2e%2e%2f"
  Vulnerable path: /home/user/.openclaw/extensions/%2e%2e%2f (within bounds)
  Fixed path: /home/user/.openclaw/extensions/%2e%2e%2f
  ✓ Safe: Properly contained

Test: Double slash
  Input: "@scope//.."
  Extracted pluginId: ".."
  Vulnerable: /home/user/.openclaw
  ❌ VULNERABLE: Path escapes extensions directory!
  Fixed validation: BLOCKED - invalid plugin name: reserved path segment

Test: Triple slash
  Input: "@scope///.."
  Extracted pluginId: ".."
  Vulnerable: /home/user/.openclaw
  ❌ VULNERABLE: Path escapes extensions directory!
  Fixed validation: BLOCKED - invalid plugin name: reserved path segment

Test: Middle component traversal
  Input: "@scope/a/../b"
  Extracted pluginId: "b"
  Vulnerable path: /home/user/.openclaw/extensions/b (within bounds)
  Fixed path: /home/user/.openclaw/extensions/b
  ✓ Safe: Properly contained

Test: No scope, no traversal
  Input: "just-dots"
  Extracted pluginId: "just-dots"
  Vulnerable path: /home/user/.openclaw/extensions/just-dots (within bounds)
  Fixed path: /home/user/.openclaw/extensions/just-dots
  ✓ Safe: Properly contained

Test: Just current dir
  Input: "."
  Extracted pluginId: "."
  Vulnerable path: /home/user/.openclaw/extensions (within bounds)
  Fixed validation: BLOCKED - invalid plugin name: reserved path segment

Test: Just parent dir
  Input: ".."
  Extracted pluginId: ".."
  Vulnerable: /home/user/.openclaw
  ❌ VULNERABLE: Path escapes extensions directory!
  Fixed validation: BLOCKED - invalid plugin name: reserved path segment

Test: Valid package name (should pass)
  Input: "@scope/valid-name"
  Extracted pluginId: "valid-name"
  Vulnerable path: /home/user/.openclaw/extensions/valid-name (within bounds)
  Fixed path: /home/user/.openclaw/extensions/valid-name
  ✓ Safe: Properly contained

================================================================================
SUMMARY
================================================================================
Total test cases: 28
Vulnerable patterns (would have escaped): 4
Blocked by fix: 13
Potential bypasses: 0

✓ Fix appears to block all known vulnerable patterns.
  No bypasses found in this test set.