{"id":"CVE-2026-7667","aliases":["EUVD-2026-45288","GHSA-p7fv-5pcm-4rh4"],"status":"published","title":"Path Traversal Vulnerability in API Request Component Content-Disposition Header Processing","description":"IBM Langflow OSS 1.0.0 through 1.10.0 allows an authenticated attacker to create a malicious flow pointing to an attacker-controlled URL that returns a specially crafted Content-Disposition header (e.g., filename=\"../../../target/path\" ), enabling arbitrary file write operations with attacker-controlled content to any path accessible by the Langflow process.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0056,"percentile":0.46931,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2026-07-17T19:21:41Z","modified":"2026-10-24T20:10:00Z","products":[{"vendor":"ibm","product":"langflow oss"},{"vendor":"langflow","product":"langflow"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7278931","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-7667"},{"url":"https://github.com/advisories/GHSA-p7fv-5pcm-4rh4"}],"sources":{"cve":[{"id":"CVE-2026-7667","title":"Path Traversal Vulnerability in API Request Component Content-Disposition Header Processing","description":"IBM Langflow OSS 1.0.0 through 1.10.0 allows an authenticated attacker to create a malicious flow pointing to an attacker-controlled URL that returns a specially crafted Content-Disposition header (e.g., filename=\"../../../target/path\" ), enabling arbitrary file write operations with attacker-controlled content to any path accessible by the Langflow process.","status":"published","published":"2026-07-17T19:21:41.231Z","modified":"2026-07-23T03:56:10.623Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:20:06.216584Z"}],"euvd":[{"id":"EUVD-2026-45288","description":"IBM Langflow OSS 1.0.0 through 1.10.0 allows an authenticated attacker to create a malicious flow pointing to an attacker-controlled URL that returns a specially crafted Content-Disposition header (e.g., filename=\"../../../target/path\" ), enabling arbitrary file write operations with attacker-controlled content to any path accessible by the Langflow process.","status":"published","published":"2026-07-17T19:21:41Z","modified":"2026-07-23T03:56:10Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:19:44.433437Z"}],"ghsa":[{"id":"GHSA-p7fv-5pcm-4rh4","title":"IBM Langflow OSS 1.0.0 through 1.10.0 allows an authenticated attacker to create a malicious flow...","description":"IBM Langflow OSS 1.0.0 through 1.10.0 allows an authenticated attacker to create a malicious flow pointing to an attacker-controlled URL that returns a specially crafted Content-Disposition header (e.g., filename=\"../../../target/path\" ), enabling arbitrary file write operations with attacker-controlled content to any path accessible by the Langflow process.","status":"published","published":"2026-07-17T21:31:45Z","modified":"2026-07-17T21:31:53Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T15:09:35.806108Z"}],"nvd":[{"id":"CVE-2026-7667","description":"IBM Langflow OSS 1.0.0 through 1.10.0 allows an authenticated attacker to create a malicious flow pointing to an attacker-controlled URL that returns a specially crafted Content-Disposition header (e.g., filename=\"../../../target/path\" ), enabling arbitrary file write operations with attacker-controlled content to any path accessible by the Langflow process.","status":"published","published":"2026-07-17T20:17:29.35Z","modified":"2026-10-24T20:10:00.137Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:12:30.631352Z"}]}}