CVE-2026-55409: CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in filamentphp filament
Filament is a collection of full-stack components for accelerated Laravel development. From 3.0.0 until 3.3.53, a disabled RichEditor field rendered its raw state without sanitizing HTML. Where the data stored in this field's state isn't sanitized already when the form state was filled, an attacker could plant malicious HTML or JavaScript and achieve XSS that executes for users who view the form. This vulnerability is fixed in 3.3.53.
CVE-2026-55409: CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in filamentphp filament
Description
Filament is a collection of full-stack components for accelerated Laravel development. From 3.0.0 until 3.3.53, a disabled RichEditor field rendered its raw state without sanitizing HTML. Where the data stored in this field's state isn't sanitized already when the form state was filled, an attacker could plant malicious HTML or JavaScript and achieve XSS that executes for users who view the form. This vulnerability is fixed in 3.3.53.
CVSS v3.1
Score 7.6high
Affected software
pkg:composer/filamentphp/filamentRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitHub_M
- Date Reserved
- 2026-06-16T21:48:43.124Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a39b299eed863c81e7e85dd
Added to database: 06/22/2026, 22:09:29 UTC
Last updated: 06/23/2026, 02:24:53 UTC
Views: 6
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