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PHPOffice Math is a library that provides a set of classes to manipulate different formula file formats. Prior to version 0.3.0, loading XML data using the standard `libxml` extension and the `LIBXML_DTDLOAD` flag without additional filtration, leads to XXE. Version 0.3.0 fixes the vulnerability.
Reserved 2025-05-27 | Published 2025-05-30 | Updated 2025-05-30 | Assigner GitHub_MCWE-611: Improper Restriction of XML External Entity Reference
github.com/...e/Math/security/advisories/GHSA-42hm-pq2f-3r7m
github.com/...ommit/fc31c8f57a7a81f962cbf389fd89f4d9d06fc99a
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