Disclosure summary
PEAR Archive_Tar allows an unserialization attack because phar: is blocked but PHAR: is not blocked. PEAR stands for PHP Extension and Application Repository and it is an open-source framework and distribution system for reusable PHP components with known usage in third-party products such as Drupal Core and Red Hat Linux.
CISA remediation guidance
Apply updates per vendor instructions.
Original records & references
PUBLISHED 2022-08-25T00:00:00-04:00
MODIFIED 2022-08-25T00:00:00-04:00
INGESTED 2026-10-06T11:42:58-04:00