CVE-2019-7743
Joomla! Object Injection Vulnerability
9.8
CRITICAL
CVSS 3.1
EPSS 2.7%
Description
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.
How to fix CVE-2019-7743
To remediate CVE-2019-7743, upgrade the affected package to a fixed version below.
- Packagist/joomla/joomla-cms—upgrade to 3.9.3 or later
Is CVE-2019-7743 being exploited?
Low — EPSS is 2.7%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 2.5.0, < 3.9.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |