CVE-2025-66823

{"id": "CVE-2025-66823", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-66823", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-01-02T14:40:17.658402Z"}}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.3}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.5, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.1}]}, "affected": [{"source": "cve@mitre.org", "affectedData": [{"vendor": "n/a", "product": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}]}], "published": "2025-12-30T20:16:01.413", "references": [{"url": "https://github.com/x00nullbit/CVE-References/blob/main/CVE-2025-66823/README.md", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://trueconf.com", "tags": ["Product"], "source": "cve@mitre.org"}, {"url": "https://github.com/x00nullbit/CVE-References/blob/main/CVE-2025-66823/README.md", "tags": ["Exploit", "Third Party Advisory"], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "An HTML Injection vulnerability in TrueConf server 5.5.2.10813 in the conference description field allows an attacker to inject arbitrary HTML in the Create/Edit conference functionality. The payload will be triggered when the victim opens the Conference Info page ([conference url]/info)."}, {"lang": "es", "value": "Una vulnerabilidad de inyecci\u00f3n HTML en el servidor TrueConf 5.5.2.10813 en el campo de descripci\u00f3n de la conferencia permite a un atacante inyectar HTML arbitrario en la funcionalidad de Crear/Editar conferencia. La carga \u00fatil se activar\u00e1 cuando la v\u00edctima abra la p\u00e1gina de Informaci\u00f3n de la Conferencia ([url de la conferencia]/info)."}], "lastModified": "2026-06-17T09:57:15.427", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:trueconf:server:5.5.2.10813:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8059D00D-F6AA-4CA7-ADCA-32B34F21D726"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}