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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Postiz is an AI social media scheduling tool. From 1.45.1 to 1.62.3, the Postiz frontend application allows an attacker to inject arbitrary HTTP headers into the middleware pipeline. This flaw enables a server-side request forgery (SSRF) condition, which can be exploited to initiate unauthorized outbound requests from the server hosting the Postiz application. This vulnerability is fixed in 1.62.3."}, {"lang": "es", "value": "Postiz es una herramienta de programaci\u00f3n de redes sociales con IA. Desde la versi\u00f3n 1.45.1 hasta la 1.62.3, la aplicaci\u00f3n frontend de Postiz permite a un atacante inyectar encabezados HTTP arbitrarios en la canalizaci\u00f3n del middleware. Esta falla habilita una condici\u00f3n de Server-Side Request Forgery (SSRF), que puede explotarse para iniciar solicitudes salientes no autorizadas desde el servidor que aloja la aplicaci\u00f3n Postiz. Esta vulnerabilidad se corrigi\u00f3 en la versi\u00f3n 1.62.3."}], "id": "CVE-2025-53641", "lastModified": "2025-07-15T13:14:49.980", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 4.2, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2025-07-11T18:15:34.963", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/gitroomhq/postiz-app/commit/65eca0e2f22155b43c78724ca43617ee52e42753"}, {"source": "security-advisories@github.com", "url": "https://github.com/gitroomhq/postiz-app/security/advisories/GHSA-48c8-25jq-m55f"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-918"}], "source": "security-advisories@github.com", "type": "Primary"}]}

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