CVE-2026-77146

The extension's invitation controller fails to stop processing after redirecting on invalid input (missing hash, non-existent, disabled, or deleted users), allowing an unauthenticated attacker to set a new password for and re-enable an arbitrary existing frontend user account. This vulnerability is only present in the 8.x versions of the extension.

CVSS

No CVSS.

References

Link	Resource
https://typo3.org/security/advisory/typo3-ext-sa-2026-024

Configurations

No configuration.

History

28 Sep 2026, 23:10

Type	Values Removed	Values Added
Summary		(es) El controlador de invitación de la extensión no detiene el procesamiento después de redirigir con entrada inválida (hash faltante, usuarios inexistentes, deshabilitados o eliminados), permitiendo a un atacante no autenticado establecer una nueva contraseña para y reactivar una cuenta de usuario de frontend existente arbitraria. Esta vulnerabilidad solo está presente en las versiones 8.x de la extensión.

Information

Published : 2026-08-25 09:17

Updated : 2026-09-28 23:10

NVD link : CVE-2026-77146

Mitre link : CVE-2026-77146

CVE.ORG link : CVE-2026-77146

JSON object : View

Products Affected

No product.

CWE

CWE-862

Missing Authorization

{"id": "CVE-2026-77146", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-77146", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-25T14:43:07.703207Z"}}], "cvssMetricV40": [{"type": "Secondary", "source": "f4fb688c-4412-4426-b4b8-421ecf27b14a", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 8.3, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "f4fb688c-4412-4426-b4b8-421ecf27b14a", "affectedData": [{"repo": "https://github.com/in2code-de/femanager", "vendor": "TYPO3", "product": "Extension \"femanager\"", "versions": [{"status": "affected", "version": "8.0.0", "lessThan": "8.4.2", "versionType": "semver"}], "packageName": "in2code/femanager", "collectionURL": "https://packagist.org/", "defaultStatus": "unaffected"}]}], "published": "2026-08-25T09:17:35.820", "references": [{"url": "https://typo3.org/security/advisory/typo3-ext-sa-2026-024", "source": "f4fb688c-4412-4426-b4b8-421ecf27b14a"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "f4fb688c-4412-4426-b4b8-421ecf27b14a", "description": [{"lang": "en", "value": "CWE-862"}]}], "descriptions": [{"lang": "en", "value": "The extension's invitation controller fails to stop processing after redirecting on invalid input (missing hash, non-existent, disabled, or deleted users), allowing an unauthenticated attacker to set a new password for and re-enable an arbitrary existing frontend user account. This vulnerability is only present in the 8.x versions of the extension."}, {"lang": "es", "value": "El controlador de invitaci\u00f3n de la extensi\u00f3n no detiene el procesamiento despu\u00e9s de redirigir con entrada inv\u00e1lida (hash faltante, usuarios inexistentes, deshabilitados o eliminados), permitiendo a un atacante no autenticado establecer una nueva contrase\u00f1a para y reactivar una cuenta de usuario de frontend existente arbitraria. Esta vulnerabilidad solo est\u00e1 presente en las versiones 8.x de la extensi\u00f3n."}], "lastModified": "2026-09-28T23:10:00.143", "sourceIdentifier": "f4fb688c-4412-4426-b4b8-421ecf27b14a"}