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GHSA-xcrg-29h7-h4cjhigh8.8

XXE in PHPSpreadsheet due to encoding issue

Impact

securityScan() in PHPOffice PhpSpreadsheet through 1.5.0 allows a bypass of protection mechanisms for XXE via UTF-7 encoding in a .xlsx file

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.

phpoffice/phpexcel Packagist
Affected rangeRecorded fix
Earlier releases before 1.8.2Ecosystem versions1.8.2

Version evidence: OSV · GHSA-xcrg-29h7-h4cj

View original version evidence (8 explicit versions)

Original source description

securityScan() in PHPOffice PhpSpreadsheet through 1.5.0 allows a bypass of protection mechanisms for XXE via UTF-7 encoding in a .xlsx file

References