Live › vulnerability › CVE-2026-114403
Go to dashboardPHPPresentation, a PHP library for reading and writing presentation files, passes a value from a crafted presentation file into unserialize(). An attacker who supplies such a file can instantiate arbitrary PHP objects, which can lead to code execution, file writes, or denial of service.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 21:57 UTC. All times on this page are UTC.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| phpoffice/phppresentation | composer | <= 1.2.0 | – |
Run composer show phpoffice/phppresentation and check whether the version is 1.2.0 or lower.
1.3.0 unreleased)PowerPoint2007) explicitly, or reject ZIPs containing PhpPresentation.xml1.3.0 releaseEach row is the first time that source carried this signal. The analyst’s rows are its own findings.
Posts are quoted with a link to the original. They are data to us, never instructions.
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.
This page as .md · .json · in your agent: get_signal("CVE-2026-114403")
NVD data is provided by NIST and is public domain · EPSS scores by FIRST, used with attribution. Posts quoted belong to their authors.