CVE-2026-56094
An attacker can exploit multiple vulnerabilities in various TYPO3 Extensions to execute arbitrary code, perform SQL injection, gain elevated privileges, manipulate data, disclose sensitive information, bypass security measures, or trigger a denial-of-service condition.
CSIRTS triage
- What
- Multiple vulnerabilities in various TYPO3 Extensions allow remote code execution, SQL injection, privilege escalation, data manipulation, information disclosure, security bypass, and denial-of-service attacks.
- Who is affected
- All deployments using affected TYPO3 Extensions without patch versions applied.
- Urgency
- Critical; unpatched extensions expose systems to immediate compromise including arbitrary code execution and data breach.
- Action
- Identify and update all affected TYPO3 Extensions to patched versions immediately; consult TYPO3 extension repository for CVE-specific remediation versions.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.26% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 17% of all EPSS-scored CVEs.
Advisory coverage (2)
- critical[NEW] [critical] TYPO3 Extensions: Multiple Vulnerabilitiescert-bund · 2026-08-26
- unknownCVE-2026-56094: The extension allows a request-provided additionalFilters parameter to register a named siteHa…nvd · 2026-08-25
External references
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[](https://www.csirts.com/cve/CVE-2026-56094)