What’s Vulnerable › Vulnerabilities
CVE-2026-113442: Cross-Site Scripting in extension "TYPO3 Fluid-Form by coding.ms" (fluid_form)
- Severity: medium (CVSS 5.3 v4.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-20 · updated 2026-10-20
- Weakness: CWE-79
Description
Values entered by visitors were placed into the HTML summary email without being escaped. An unauthenticated attacker could use this to inject HTML into an email that is shown to the recipient.
Affected products
- TYPO3 Extension "TYPO3 Fluid-Form by coding.ms": from 6.0.0 before 6.0.6; before 5.0.10 — fixed in 5.0.10, 6.0.6
How to fix
Upgrade to a fixed version: TYPO3 Extension "TYPO3 Fluid-Form by coding.ms" 5.0.10, 6.0.6. Check the vendor advisory for mitigations.
References
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