CVE-2026-114404
PHPPresentation 1.2.0 XSS via Writer\HTML Text Runs, Hyperlinks and Descriptions
- State
- Published
- Severity
- 5.3 Medium
- Published
- Oct 21, 2026
- Updated
- Oct 21, 2026
- Reserved
- Oct 21, 2026
Description
PHPOffice PHPPresentation 1.2.0 contains a cross-site scripting vulnerability in the HTML writer that allows attackers who supply presentation content to inject script into generated HTML. Attackers can craft a PPTX with malicious text runs, hyperlink relationship targets, or shape descr attributes that are emitted unescaped, executing script in viewers' browsers.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N | VulnCheck |
| 3.1 | 6.1 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N | VulnCheck |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
PHPPresentationPHPOffice |
|
References
- https://hackmd.io/@leediay/multiple_vulnerable_phppresentationthird-party-advisory
- https://github.com/PHPOffice/PHPPresentation/blob/1.2.0/src/PhpPresentation/Writer/HTML.php#L307-L330technical-description
- https://github.com/PHPOffice/PHPPresentationproduct
- VulnCheck Advisory: PHPPresentation 1.2.0 XSS via Writer\HTML Text Runs, Hyperlinks and Descriptionsthird-party-advisory
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