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| author | Jb Audras <audrasjb@git.wordpress.org> | 2024-06-24 15:51:00 +0000 |
|---|---|---|
| committer | Jb Audras <audrasjb@git.wordpress.org> | 2024-06-24 15:51:00 +0000 |
| commit | a1f16a611b146e63c5cb847204f584b27bcca645 (patch) | |
| tree | cf3fa63708b97ee2e9e0bf66056ba2d84a5e021a | |
| parent | 1d37f247b7f7275e18b9306167ff69d4871fa1da (diff) | |
| download | wordpress-a1f16a611b146e63c5cb847204f584b27bcca645.tar.gz wordpress-a1f16a611b146e63c5cb847204f584b27bcca645.zip | |
Editor: Fix Path Traversal issue on Windows in Template-Part Block.
Merges [58470] to the 4.3 branch.
Props xknown, jorbin.
git-svn-id: https://develop.svn.wordpress.org/branches/4.3@58499 602fd350-edb4-49c9-b593-d223f7449a82
| -rw-r--r-- | src/wp-includes/functions.php | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/wp-includes/functions.php b/src/wp-includes/functions.php index 32f88814b8..f6b68792e7 100644 --- a/src/wp-includes/functions.php +++ b/src/wp-includes/functions.php @@ -3847,6 +3847,9 @@ function iis7_supports_permalinks() { * @return int 0 means nothing is wrong, greater than 0 means something was wrong. */ function validate_file( $file, $allowed_files = '' ) { + // Normalize path for Windows servers + $file = wp_normalize_path( $file ); + if ( false !== strpos( $file, '..' ) ) return 1; |