CVE-2026-114404CWE-79cross-site-scripting

CVE-2026-114404

Medium · published October 21, 2026

CVSS v3.1
6.1
EPSS
0%
Percentile
16.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.1 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS v4.0
5.3 · 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
EPSS
0.00258 · 16.5th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-10-21T17:18Z
References (4)
https://github.com/PHPOffice/PHPPresentation · [email protected]https://github.com/PHPOffice/PHPPresentation/blob/1.2.0/src/PhpPresentation/Writer/HTML.php#L307-L330 · [email protected]https://hackmd.io/@leediay/multiple_vulnerable_phppresentation · [email protected]https://www.vulncheck.com/advisories/phppresentation-1.2.0-xss-via-writer-html-text-runs-hyperlinks-and-descriptions · [email protected]
EPSS history
Timeline
  • 23 OCT 03:55Z
    EPSS moved — → 0%
    epss
  • 21 OCT 12:39Z
    PHPPresentation 1.2.0 XSS via Writer\HTML Text Runs, Hyperlinks and Descriptions
    cvelistv5
  • 21 OCT 12:39Z
    PHPPresentation 1.2.0 XSS via Writer\HTML Text Runs, Hyperlinks and Descriptions
    cvelistv5