{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-40986", "assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d", "state": "PUBLISHED", "assignerShortName": "vmware", "dateReserved": "2026-04-16T02:19:09.389Z", "datePublished": "2026-06-11T05:03:26.458Z", "dateUpdated": "2026-06-23T19:42:23.692Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d", "shortName": "vmware", "dateUpdated": "2026-06-23T19:42:23.692Z"}, "title": "Spring Web Flow JS RemotingHandler renders non-HTML Response as HTML", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-79", "description": "CWE-79: Improper Neutralization of Input During Web Page Generation (Cross-site Scripting)", "type": "CWE"}]}], "impacts": [{"descriptions": [{"lang": "en", "value": "An attacker who can influence error responses from the server can cause Spring Web Flow's JavaScript RemotingHandler to render attacker-controlled content as HTML in the user's browser."}]}], "affected": [{"vendor": "Spring", "product": "Spring Web Flow", "versions": [{"status": "affected", "version": "4.0.0", "lessThan": "4.0.0.1", "versionType": "custom"}, {"status": "affected", "version": "3.0.0", "lessThan": "3.0.1.1", "versionType": "custom"}, {"status": "affected", "version": "2.5.0", "lessThan": "2.5.2", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Spring Web Flow's JavaScript RemotingHandler renders the body of an error response as HTML even when the response is not \"text/html\", which can result in a scripting attack in the user's browser if the error response from the server contains error details with input reflected from an attacker.\n\nAffected versions:\nSpring Web Flow 4.0.0; 3.0.0 through 3.0.1; 2.5.0 through 2.5.1.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Spring Web Flow's JavaScript RemotingHandler renders the body of an error response as HTML even when the response is not \"text/html\", which can result in a scripting attack in the user's browser if the error response from the server contains error details with input reflected from an attacker.\n\nAffected versions:\nSpring Web Flow 4.0.0; 3.0.0 through 3.0.1; 2.5.0 through 2.5.1."}]}], "references": [{"url": "https://spring.io/security/cve-2026-40986"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "NONE", "baseSeverity": "MEDIUM", "baseScore": 4.8, "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.1"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-06-11T12:46:39.516114Z", "id": "CVE-2026-40986", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-11T12:46:45.896Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-40986", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-06-11T12:46:39.516114Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-11T12:46:42.533Z"}}], "cna": {"title": "Spring Web Flow JS RemotingHandler renders non-HTML Response as HTML", "source": {"discovery": "UNKNOWN"}, "impacts": [{"descriptions": [{"lang": "en", "value": "An attacker who can influence error responses from the server can cause Spring Web Flow's JavaScript RemotingHandler to render attacker-controlled content as HTML in the user's browser."}]}], "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Spring", "product": "Spring Web Flow", "versions": [{"status": "affected", "version": "4.0.0", "lessThan": "4.0.0.1", "versionType": "custom"}, {"status": "affected", "version": "3.0.0", "lessThan": "3.0.1.1", "versionType": "custom"}, {"status": "affected", "version": "2.5.0", "lessThan": "2.5.2", "versionType": "custom"}], "defaultStatus": "unaffected"}], "references": [{"url": "https://spring.io/security/cve-2026-40986"}], "x_generator": {"engine": "Vulnogram 1.0.1"}, "descriptions": [{"lang": "en", "value": "Spring Web Flow's JavaScript RemotingHandler renders the body of an error response as HTML even when the response is not \"text/html\", which can result in a scripting attack in the user's browser if the error response from the server contains error details with input reflected from an attacker.\n\nAffected versions:\nSpring Web Flow 4.0.0; 3.0.0 through 3.0.1; 2.5.0 through 2.5.1.", "supportingMedia": [{"type": "text/html", "value": "Spring Web Flow's JavaScript RemotingHandler renders the body of an error response as HTML even when the response is not \"text/html\", which can result in a scripting attack in the user's browser if the error response from the server contains error details with input reflected from an attacker.\n\nAffected versions:\nSpring Web Flow 4.0.0; 3.0.0 through 3.0.1; 2.5.0 through 2.5.1.", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-79", "description": "CWE-79: Improper Neutralization of Input During Web Page Generation (Cross-site Scripting)"}]}], "providerMetadata": {"orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d", "shortName": "vmware", "dateUpdated": "2026-06-23T19:42:23.692Z"}}}, "cveMetadata": {"cveId": "CVE-2026-40986", "state": "PUBLISHED", "dateUpdated": "2026-06-23T19:42:23.692Z", "dateReserved": "2026-04-16T02:19:09.389Z", "assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d", "datePublished": "2026-06-11T05:03:26.458Z", "assignerShortName": "vmware"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Spring Web Flow", "vendor": "Spring", "versions": [{"lessThan": "4.0.0.1", "status": "affected", "version": "4.0.0", "versionType": "custom"}, {"lessThan": "3.0.1.1", "status": "affected", "version": "3.0.0", "versionType": "custom"}, {"lessThan": "2.5.2", "status": "affected", "version": "2.5.0", "versionType": "custom"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Spring Web Flow's JavaScript RemotingHandler renders the body of an error response as HTML even when the response is not \"text/html\", which can result in a scripting attack in the user's browser if the error response from the server contains error details with input reflected from an attacker.\n\nAffected versions:\nSpring Web Flow 4.0.0; 3.0.0 through 3.0.1; 2.5.0 through 2.5.1."}, {"lang": "es", "value": "El RemotingHandler de JavaScript de Spring Web Flow renderiza el cuerpo de una respuesta de error como HTML incluso cuando la respuesta no es 'text/html', lo que puede resultar en un ataque de scripting en el navegador del usuario si la respuesta de error del servidor contiene detalles de error con entrada reflejada de un atacante.\n\nVersiones afectadas:\nSpring Web Flow 4.0.0; 3.0.0 a 3.0.1; 2.5.0 a 2.5.1."}], "id": "CVE-2026-40986", "lastModified": "2026-07-23T09:10:00.113", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 3.6, "source": "[email protected]", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-40986", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-06-11T12:46:39.516114Z", "version": "2.0.3"}}]}, "published": "2026-06-11T07:16:26.920", "references": [{"source": "[email protected]", "url": "https://spring.io/security/cve-2026-40986"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "[email protected]", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[4.0.0,4.0.1)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[3.0.0,3.0.2)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[2.5.0,2.5.2)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "product": "spring_web_flow", "vendor": "spring"}], "created": "2026-06-11T07:30:08.610363+00:00", "updated": "2026-06-11T10:40:25.848660+00:00", "vendors": ["spring", "spring$PRODUCT$spring_web_flow"]}