bash-portability
Guides users in writing portable POSIX-compatible shell scripts for cross-shell compatibility and best practices.
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Security score
The bash-portability skill was audited on Feb 9, 2026 and we found 7 security issues across 1 threat category, including 1 critical. Review the findings below before installing.
Categories Tested
Security Issues
high line 44
Template literal with variable interpolation in command context
SourceSKILL.md
| 44 | | `${var,,}` | No | 4+ | Use `tr` for POSIX | |
medium line 90
Template literal with variable interpolation in command context
SourceSKILL.md
| 90 | ```bash |
medium line 148
Template literal with variable interpolation in command context
SourceSKILL.md
| 148 | ```bash |
medium line 165
Template literal with variable interpolation in command context
SourceSKILL.md
| 165 | ```bash |
medium line 205
Template literal with variable interpolation in command context
SourceSKILL.md
| 205 | ```bash |
medium line 226
Template literal with variable interpolation in command context
SourceSKILL.md
| 226 | ```bash |
critical line 38
Piping content to bash shell
SourceSKILL.md
| 38 | | Feature | POSIX | Bash | Recommendation | |
Scanned on Feb 9, 2026
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Categorydevelopment
UpdatedMay 21, 2026
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