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1 vulnerability by FlatPress
CVE-2026-56785 (GCVE-0-2026-56785)
Vulnerability from cvelistv5 – Published: 2026-06-23 22:09 – Updated: 2026-09-24 14:17
VLAI
EPSS
VEX
Title
FlatPress - Stored Cross-Site Scripting via Unescaped Comment and Contact Form Fields
Summary
FlatPress contains a stored cross-site scripting vulnerability in comment and contact forms where name, URL, and email fields are rendered without proper output encoding in Smarty templates. Attackers can inject arbitrary HTML and JavaScript through these fields to execute malicious scripts in browsers of viewers including administrators, or bypass URL scheme validation to inject javascript: or data: URIs.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-24 13:05 UTC
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
VulnCheck
CNA
References
3 references
| URL | Tags |
|---|---|
| https://github.com/flatpressblog/flatpress/commit… | patch |
| https://github.com/dilipk5/flatpressd-cms-sxss | vendor-advisory |
| https://www.vulncheck.com/advisories/flatpress-st… | third-party-advisory |
Impacted products
Date Public
2026-04-15 00:00
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