WordPress / WordPress/WordPress-Coding-Standards

Add `preg_quote()` to sanitizing functions ?

Open
#634 4 comments 0 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

Focus: Security Type: Question
Dominant language
PHP
Stars
2.8k
Forks
521
Avg merge
5d 20h
Merged PRs (30d)
1

Description

Just wondering if preg_quote() would be a valid sanitizing function - obviously should only be used for regex context, but in that context it might be the best way to go or would other sanitation be needed as well ?

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Review the repository's existing handling of sanitizing functions and the PHP_CodeSniffer rules that classify them. Determine whether preg_quote() is valid specifically for regex contexts, whether additional sanitation is needed, and define tests that establish the expected decision.

Written by the indexing model from the issue text.

Assessment

Tech stack
php
Domain
tooling
Issue type
Feature
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.