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GHSA-3cwc-m7c2-qr86high8.8

mPDF Unsafe Deserialization

Impact

mPDF version 7.1.7 and earlier contains a CWE-502: Deserialization of Untrusted Data vulnerability in getImage() method of Image/ImageProcessor class that can result in Arbitry code execution, file write, etc.. This attack appears to be exploitable via attacker must host crafted image on victim server and trigger generation of pdf file with content . This vulnerability appears to have been fixed in 7.1.8.

Source excerpt · OSV

Affected packages

Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.

mpdf/mpdf Packagist
Affected rangeRecorded fix
Earlier releases before 7.1.8Ecosystem versions7.1.8

Version evidence: OSV · GHSA-3cwc-m7c2-qr86

View original version evidence (35 explicit versions)

Original source description

mPDF version 7.1.7 and earlier contains a CWE-502: Deserialization of Untrusted Data vulnerability in getImage() method of Image/ImageProcessor class that can result in Arbitry code execution, file write, etc.. This attack appears to be exploitable via attacker must host crafted image on victim server and trigger generation of pdf file with content <img src="phar://path/to/crafted/image">. This vulnerability appears to have been fixed in 7.1.8.

References