{"api_version":"1","generated_at":"2026-10-30T20:32:07+00:00","cve":"CVE-2026-104331","urls":{"html":"https://cve.report/CVE-2026-104331","api":"https://cve.report/api/cve/CVE-2026-104331.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-104331","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-104331"},"summary":{"title":"Langflow OSS is affected by multiple vulnerabilities","description":"IBM Langflow OSS 1.0.0 through 1.12.3 is vulnerable to server-side request forgery (SSRF). This may allow an authenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks.","state":"PUBLISHED","assigner":"ibm","published_at":"2026-10-29 16:17:44","updated_at":"2026-10-30 13:29:24"},"problem_types":["CWE-918","CWE-918 CWE-918 Server-Side Request Forgery (SSRF)"],"metrics":[{"version":"3.1","source":"psirt@us.ibm.com","type":"Primary","score":"5.4","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","baseScore":5.4,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"5.4","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","data":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.4,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","version":"3.1"}}],"references":[{"url":"https://www.ibm.com/support/pages/node/7293015","name":"https://www.ibm.com/support/pages/node/7293015","refsource":"psirt@us.ibm.com","tags":["Patch","Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-104331","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-104331","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"IBM","product":"Langflow OSS","version":"affected 1.0.0 1.12.3 semver","platforms":[]}],"timeline":[],"solutions":[{"source":"CNA","title":"","value":"IBM strongly recommends addressing the vulnerability now by upgrading  Langflow OSS to version 1.12.4. https://pypi.org/project/langflow/1.12.4/ \n\n\n\nFor Langflow OSS versions 1.0.0 - 1.12.3, follow the  Prepare to upgrade instructions and release-specific configuration changes https://docs.langflow.org/release-notes , including backing up your existing installation, then follow the  Langflow OSS installation instructions https://docs.langflow.org/get-started-installation  to install version 1.12.4 and test your flows.","time":"","lang":"en"}],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2026","cve_id":"104331","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"langflow","cpe5":"langflow","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"cpes":["cpe:2.3:a:ibm:langflow_oss:1.0.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:langflow_oss:1.12.3:*:*:*:*:*:*:*"],"product":"Langflow OSS","vendor":"IBM","versions":[{"lessThanOrEqual":"1.12.3","status":"affected","version":"1.0.0","versionType":"semver"}]}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>IBM Langflow OSS 1.0.0 through 1.12.3 is vulnerable to server-side request forgery (SSRF). This may allow an authenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks.</p>"}],"value":"IBM Langflow OSS 1.0.0 through 1.12.3 is vulnerable to server-side request forgery (SSRF). This may allow an authenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.4,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-918","description":"CWE-918 Server-Side Request Forgery (SSRF)","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-10-29T15:16:46.050Z","orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","shortName":"ibm"},"references":[{"tags":["vendor-advisory","patch"],"url":"https://www.ibm.com/support/pages/node/7293015"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>IBM strongly recommends addressing the vulnerability now by upgrading <a href=\"https://pypi.org/project/langflow/1.12.4/\" rel=\"nofollow\">Langflow OSS to version 1.12.4.</a></p><p>For Langflow OSS versions 1.0.0 - 1.12.3, follow the <a href=\"https://docs.langflow.org/release-notes\" rel=\"nofollow\">Prepare to upgrade instructions and release-specific configuration changes</a>, including backing up your existing installation, then follow the <a href=\"https://docs.langflow.org/get-started-installation\" rel=\"nofollow\">Langflow OSS installation instructions</a> to install version 1.12.4 and test your flows.</p>"}],"value":"IBM strongly recommends addressing the vulnerability now by upgrading  Langflow OSS to version 1.12.4. https://pypi.org/project/langflow/1.12.4/ \n\n\n\nFor Langflow OSS versions 1.0.0 - 1.12.3, follow the  Prepare to upgrade instructions and release-specific configuration changes https://docs.langflow.org/release-notes , including backing up your existing installation, then follow the  Langflow OSS installation instructions https://docs.langflow.org/get-started-installation  to install version 1.12.4 and test your flows."}],"title":"Langflow OSS is affected by multiple vulnerabilities"}},"cveMetadata":{"assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","assignerShortName":"ibm","cveId":"CVE-2026-104331","datePublished":"2026-10-29T15:16:46.050Z","dateReserved":"2026-10-01T20:02:06.141Z","dateUpdated":"2026-10-29T15:16:46.050Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-29 16:17:44","lastModifiedDate":"2026-10-30 13:29:24","problem_types":["CWE-918","CWE-918 CWE-918 Server-Side Request Forgery (SSRF)"],"metrics":{"cvssMetricV31":[{"source":"psirt@us.ibm.com","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","baseScore":5.4,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":2.5}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:langflow:langflow:*:*:*:*:*:*:*:*","versionStartIncluding":"1.0.0","versionEndExcluding":"1.12.4","matchCriteriaId":"7DD7A51A-E98C-4322-8E25-D5DBC2AC55BA"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"104331","Ordinal":"1","Title":"Langflow OSS is affected by multiple vulnerabilities","CVE":"CVE-2026-104331","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"104331","Ordinal":"1","NoteData":"IBM Langflow OSS 1.0.0 through 1.12.3 is vulnerable to server-side request forgery (SSRF). This may allow an authenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks.","Type":"Description","Title":"Langflow OSS is affected by multiple vulnerabilities"}]}}}