{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-41855","assignerOrgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","state":"PUBLISHED","assignerShortName":"vmware","dateReserved":"2026-04-22T06:22:10.081Z","datePublished":"2026-06-09T03:51:57.287Z","dateUpdated":"2026-06-27T21:07:12.717Z"},"containers":{"cna":{"providerMetadata":{"orgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","shortName":"vmware","dateUpdated":"2026-06-27T21:07:12.717Z"},"title":"Spring Framework Unsafe Deserialization via Jackson JMS Converters","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-502","description":"CWE-502: Deserialization of Untrusted Data","type":"CWE"}]}],"impacts":[{"descriptions":[{"lang":"en","value":"In an untrusted JMS environment, MappingJackson2MessageConverter and JacksonJsonMessageConverter allow arbitrary class instantiation via gadget class deserialization, potentially leading to unauthorized actions."}]}],"affected":[{"vendor":"Spring","product":"Spring Framework","versions":[{"status":"affected","version":"7.0.0","lessThan":"7.0.7.1","versionType":"custom"},{"status":"affected","version":"6.2.0","lessThan":"6.2.18.1","versionType":"custom"},{"status":"affected","version":"6.1.0","lessThan":"6.1.28","versionType":"custom"},{"status":"affected","version":"5.3.0","lessThan":"5.3.49","versionType":"custom"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"In an untrusted JMS environment, org.springframework.jms.support.converter.MappingJackson2MessageConverter and org.springframework.jms.support.converter.JacksonJsonMessageConverter allow arbitrary class instantiation, which can lead to unauthorized actions via gadget class deserialization.\n\nAffected versions:\nSpring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48.","supportingMedia":[{"type":"text/html","base64":false,"value":"In an untrusted JMS environment, org.springframework.jms.support.converter.MappingJackson2MessageConverter and org.springframework.jms.support.converter.JacksonJsonMessageConverter allow arbitrary class instantiation, which can lead to unauthorized actions via gadget class deserialization.\n\nAffected versions:\nSpring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48."}]}],"references":[{"url":"https://spring.io/security/cve-2026-41855"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"HIGH","baseScore":8.1,"vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.1"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-09T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-41855"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-06-10T03:58:29.461Z"}}]}}