CVE-2026-47864

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{"bugzilla": {"description": "org.springframework.integration/spring-integration-http: Spring Integration: Arbitrary code execution via unsafe Java deserialization", "id": "2524857", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2524857"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.1", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-502", "details": ["A flaw was found in Spring Integration. The SerializingHttpMessageConverter component deserializes incoming HTTP request bodies without proper class filtering. A remote, unauthenticated attacker can exploit this by sending a specially crafted HTTP request. If a known Java deserialization 'gadget' is present on the application's classpath, this can lead to arbitrary code execution."], "mitigation": {"lang": "en:us", "value": "Do not accept application/x-java-serialized-object content types on HTTP inbound endpoints, or configure custom HttpMessageConverter instances that enforce explicit ObjectInputFilter allowlists before deserialization occurs."}, "name": "CVE-2026-47864", "package_state": [{"cpe": "cpe:/a:redhat:jboss_fuse:7", "fix_state": "Affected", "package_name": "spring-integration-http", "product_name": "Red Hat Fuse 7"}], "public_date": "2026-08-27T05:06:24Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-47864\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-47864\nhttps://spring.io/security/cve-2026-47864"], "statement": "An unsafe Java deserialization vulnerability exists in Spring Integration's SerializingHttpMessageConverter. When processing HTTP requests with Content-Type application/x-java-serialized-object, the converter invokes ObjectInputStream.readObject() on the request body without class filtering or type validation. A remote, unauthenticated attacker can supply a malicious serialized payload. If a suitable Java deserialization gadget exists on the application's classpath, this leads to arbitrary code execution within the context of the underlying Java process.", "threat_severity": "Important"}

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