{"id":"CVE-2026-81213","aliases":["EUVD-2026-75779","GHSA-hq58-536x-mhhx"],"status":"published","title":"Langflow is vulnerable to server-side request forgery due to missing egress validation on server-side URL fetches","description":"IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote attacker to obtain sensitive information from internal network resources due to improper validation of user-supplied URLs.","severity":{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00488,"percentile":0.42486,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-918"],"published":"2026-09-10T21:32:00Z","modified":"2026-10-24T10:30:39Z","products":[{"vendor":"ibm","product":"langflow oss"},{"vendor":"langflow","product":"langflow"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7286665","tags":["vendor-advisory","patch","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-81213"},{"url":"https://github.com/advisories/GHSA-hq58-536x-mhhx"}],"sources":{"cve":[{"id":"CVE-2026-81213","title":"Langflow is vulnerable to server-side request forgery due to missing egress validation on server-side URL fetches","description":"IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote attacker to obtain sensitive information from internal network resources due to improper validation of user-supplied URLs.","status":"published","published":"2026-09-10T21:32:00.35Z","modified":"2026-09-11T20:31:55.931Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T13:36:18.075535Z"}],"euvd":[{"id":"EUVD-2026-75779","description":"IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote attacker to obtain sensitive information from internal network resources due to improper validation of user-supplied URLs.","status":"published","published":"2026-09-10T21:32:00Z","modified":"2026-09-11T20:31:55Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T17:28:21.886667Z"}],"ghsa":[{"id":"GHSA-hq58-536x-mhhx","title":"IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote attacker to obtain sensitive...","description":"IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote attacker to obtain sensitive information from internal network resources due to improper validation of user-supplied URLs.","status":"published","published":"2026-09-11T00:31:15Z","modified":"2026-09-11T00:31:23Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T15:11:43.788148Z"}],"nvd":[{"id":"CVE-2026-81213","description":"IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote attacker to obtain sensitive information from internal network resources due to improper validation of user-supplied URLs.","status":"published","published":"2026-09-10T22:17:02.11Z","modified":"2026-09-16T00:56:23.74Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:12:46.271848Z"}],"osv":[{"id":"CVE-2026-81213","description":"IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote attacker to obtain sensitive information from internal network resources due to improper validation of user-supplied URLs.","status":"published","published":"2026-09-10T22:17:02.11Z","modified":"2026-10-24T10:30:39.394290031Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:45:18.131258Z"}]}}