{ "schemaVersion": 1, "attribution": [ { "source": "CISA Known Exploited Vulnerabilities", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog", "licence": "US government work" }, { "source": "GitHub Advisory Database", "url": "https://github.com/advisories", "licence": "CC BY 4.0" }, { "source": "Have I Been Pwned", "url": "https://haveibeenpwned.com/", "licence": "CC BY 4.0" }, { "source": "CVE Program (CVE records)", "url": "https://www.cve.org/Legal/TermsOfUse", "licence": "CVE Terms of Use", "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.", "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy." }, { "source": "FIRST EPSS", "url": "https://www.first.org/epss/", "licence": "free to use; FIRST requests attribution" } ], "record": { "id": "CVE-2023-6837", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-6837", "idYear": 2023, "status": "PUBLISHED", "publishedAt": "2023-12-15T09:41:22.719Z", "updatedAt": "2025-09-25T14:59:58.384Z", "importedAt": "2026-10-24T01:57:03.413Z", "snapshot": { "id": "cve_2026-10-24_midnight_baseline", "at": "2026-10-24T00:00:00.000Z", "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z" }, "facts": { "title": "Incorrect Authorization in Multiple WSO2 Products via Federated Authentication with JIT Provisioning Leading to User Impersonation", "summary": "Multiple WSO2 products have been identified as vulnerable to perform user impersonatoin using JIT provisioning. In order for this vulnerability to have any impact on your deployment, following conditions must be met:\n\n * An IDP configured for federated authentication and JIT provisioning enabled with the \"Prompt for username, password and consent\" option.\n * A service provider that uses the above IDP for federated authentication and has the \"Assert identity using mapped local subject identifier\" flag enabled.\n\n\nAttacker should have:\n\n * A fresh valid user account in the federated IDP that has not been used earlier.\n * Knowledge of the username of a valid user in the local IDP.\n\n\nWhen all preconditions are met, a malicious actor could use JIT provisioning flow to perform user impersonation.", "affected": [ { "vendor": "WSO2", "product": "WSO2 API Manager", "defaultStatus": "unaffected", "versions": [ { "version": "0", "status": "unknown", "versionType": "custom", "lessThan": "2.5.0" }, { "version": "2.5.0", "status": "affected", "versionType": "custom", "lessThan": "2.5.0.32" }, { "version": "2.6.0", "status": "affected", "versionType": "custom", "lessThan": "2.6.0.52" }, { "version": "3.0.0", "status": "affected", "versionType": "custom", "lessThan": "3.0.0.50" }, { "version": "3.1.0", "status": "affected", "versionType": "custom", "lessThan": "3.1.0.72" }, { "version": "3.2.0", "status": "affected", "versionType": "custom", "lessThan": "3.2.0.86" }, { "version": "4.0.0", "status": "affected", "versionType": "custom", "lessThan": "4.0.0.35" } ] }, { "vendor": "WSO2", "product": "WSO2 Identity Server", "defaultStatus": "unaffected", "versions": [ { "version": "0", "status": "unknown", "versionType": "custom", "lessThan": "5.6.0" }, { "version": "5.6.0", "status": "affected", "versionType": "custom", "lessThan": "5.6.0.16" }, { "version": "5.7.0", "status": "affected", "versionType": "custom", "lessThan": "5.7.0.35" }, { "version": "5.8.0", "status": "affected", "versionType": "custom", "lessThan": "5.8.0.26" }, { "version": "5.9.0", "status": "affected", "versionType": "custom", "lessThan": "5.9.0.38" }, { "version": "5.10.0", "status": "affected", "versionType": "custom", "lessThan": "5.10.0.78" }, { "version": "5.11.0", "status": "affected", "versionType": "custom", "lessThan": "5.11.0.69" } ] }, { "vendor": "WSO2", "product": "WSO2 Identity Server as Key Manager", "defaultStatus": "unaffected", "versions": [ { "version": "0", "status": "unknown", "versionType": "custom", "lessThan": "5.6.0" }, { "version": "5.6.0", "status": "affected", "versionType": "custom", "lessThan": "5.6.0.17" }, { "version": "5.7.0", "status": "affected", "versionType": "custom", "lessThan": "5.7.0.39" }, { "version": "5.9.0", "status": "affected", "versionType": "custom", "lessThan": "5.9.0.45" }, { "version": "5.10.0", "status": "affected", "versionType": "custom", "lessThan": "5.10.0.80" } ] }, { "vendor": "WSO2", "product": "WSO2 Carbon Identity Application Authentication Framework", "packageName": "org.wso2.carbon.identity.framework:org.wso2.carbon.identity.application.authentication.framework", "defaultStatus": "unknown", "versions": [ { "version": "5.11.256", "status": "affected", "versionType": "custom", "lessThan": "5.11.256.3" }, { "version": "5.12.153", "status": "affected", "versionType": "custom", "lessThan": "5.12.153.21" }, { "version": "5.12.387", "status": "affected", "versionType": "custom", "lessThan": "5.12.387.7" }, { "version": "5.14.97", "status": "affected", "versionType": "custom", "lessThan": "5.14.97.22" }, { "version": "5.17.5", "status": "affected", "versionType": "custom", "lessThan": "5.17.5.106" }, { "version": "5.18.187", "status": "affected", "versionType": "custom", "lessThan": "5.18.187.76" }, { "version": "5.20.254", "status": "unaffected", "versionType": "custom", "lessThanOrEqual": "*" } ] } ] } } }