CVE-2026-114403
CVE-2026-114403 · PHPOffice PHPPresentation through 1.2.0 Deserialization via Reader\Serialized::load
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PHPOffice PHPPresentation through 1.2.0 contains an insecure deserialization vulnerability that allows attackers to instantiate arbitrary PHP objects by supplying a crafted presentation file. Attackers can upload a ZIP containing PhpPresentation.xml that IOFactory::load passes to unserialize(), enabling gadget-chain code execution, file writes, or denial of service.
CVSS 9.2 · Kritisch · EPSS 0,5%
- Veröffentlicht
- Aktualisiert
Betroffene Produkte und Versionen
phppresentation
- Softwareversionen
- ≥ 0, ≤ 1.2.0: Betroffen (semver)
Keine Korrektur veröffentlicht
Originalquellen
- https://hackmd.io/@leediay/multiple_vulnerable_phppresentation
- https://github.com/PHPOffice/PHPPresentation/blob/1.2.0/src/PhpPresentation/Reader/Serialized.php#L77-L109
- https://github.com/PHPOffice/PHPPresentation/blob/1.2.0/src/PhpPresentation/IOFactory.php#L39
- https://github.com/PHPOffice/PHPPresentation
- https://www.vulncheck.com/advisories/phpoffice-phppresentation-through-1.2.0-deserialization-via-reader-serialized-load
- https://nvd.nist.gov/vuln/detail/CVE-2026-114403