Hardening: Ensure the attributes of enclosures are correctly escaped in RSS and Atom feeds.

Merges [42260] to the 4.2 branch.

Built from https://develop.svn.wordpress.org/branches/4.2@42294


git-svn-id: http://core.svn.wordpress.org/branches/4.2@42123 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
John Blackbourn 2017-11-29 16:34:32 +00:00
parent 63cc2673a1
commit a8df162eea
1 changed files with 2 additions and 2 deletions

View File

@ -469,7 +469,7 @@ function rss_enclosure() {
*
* @param string $html_link_tag The HTML link tag with a URI and other attributes.
*/
echo apply_filters( 'rss_enclosure', '<enclosure url="' . trim( htmlspecialchars( $enclosure[0] ) ) . '" length="' . trim( $enclosure[1] ) . '" type="' . $type . '" />' . "\n" );
echo apply_filters( 'rss_enclosure', '<enclosure url="' . esc_url( trim( $enclosure[0] ) ) . '" length="' . absint( trim( $enclosure[1] ) ) . '" type="' . esc_attr( $type ) . '" />' . "\n" );
}
}
}
@ -503,7 +503,7 @@ function atom_enclosure() {
*
* @param string $html_link_tag The HTML link tag with a URI and other attributes.
*/
echo apply_filters( 'atom_enclosure', '<link href="' . trim( htmlspecialchars( $enclosure[0] ) ) . '" rel="enclosure" length="' . trim( $enclosure[1] ) . '" type="' . trim( $enclosure[2] ) . '" />' . "\n" );
echo apply_filters( 'atom_enclosure', '<link href="' . esc_url( trim( $enclosure[0] ) ) . '" rel="enclosure" length="' . absint( trim( $enclosure[1] ) ) . '" type="' . esc_attr( trim( $enclosure[2] ) ) . '" />' . "\n" );
}
}
}