All vulnerabilities

Servers and applications

CVE-2019-11831

The PharStreamWrapper (aka phar-stream-wrapper) package 2.x before 2.1.1 and 3.x before 3.1.1 for TYPO3 does not prevent directory traversal, which allows attackers to bypass a deserialization protection mechanism, as demonstrated by a phar:///path/bad.phar/../good.phar URL.

Severity
Critical 9.8
Published
9 May 2019
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
Joomla!Servers and applications · cpe:a:joomla:joomla\!
  • From 3.9.3 up to 3.9.5

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2019-11831
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2019-11831