Advisory Weakness Curation

Joomla! Object Injection Vulnerability An issue was discovered in Joomla! before 3.9.3. The phar:// stream wrapper can be used for object injection attacks because there is no protection mechanism (such as the TYPO3 PHAR stream wrapper) to prevent use of the phar:// handler for non .phar-files.

Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection') An issue was discovered in Joomla! before 3.9.3. The phar:// stream wrapper can be used for objection injection attacks because there is no protection mechanism (such as the TYPO3 PHAR stream wrapper) to prevent use of the phar:// handler for non .phar-files.

Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection') An issue was discovered in Joomla! before 3.9.3. The phar:// stream wrapper can be used for objection injection attacks because there is no protection mechanism (such as the TYPO3 PHAR stream wrapper) to prevent use of the phar:// handler for non .phar-files.