{"id":"CVE-2026-77819","aliases":["EUVD-2026-113157","GHSA-wc39-8f95-45gm"],"status":"published","title":"Langflow OSS is affected by multiple vulnerabilities","description":"IBM Langflow OSS 1.0.0 through 1.12.3 could allow a remote authenticated attacker to overwrite arbitrary files due to improper limitation of a pathname to a restricted directory.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00366,"percentile":0.30908,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2026-10-29T15:18:52Z","modified":"2026-11-03T15:34:52Z","products":[{"vendor":"ibm","product":"langflow oss"},{"vendor":"langflow","product":"langflow"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7293015","tags":["vendor-advisory","patch","Patch","Vendor Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-77819"},{"url":"https://github.com/advisories/GHSA-wc39-8f95-45gm"}],"sources":{"cve":[{"id":"CVE-2026-77819","title":"Langflow OSS is affected by multiple vulnerabilities","description":"IBM Langflow OSS 1.0.0 through 1.12.3 could allow a remote authenticated attacker to overwrite arbitrary files due to improper limitation of a pathname to a restricted directory.","status":"published","published":"2026-10-29T15:18:52.708Z","modified":"2026-11-03T15:34:52.136Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-22"],"updated_at":"2026-11-03T16:58:10.159101Z"}],"euvd":[{"id":"EUVD-2026-113157","description":"IBM Langflow OSS 1.0.0 through 1.12.3 could allow a remote authenticated attacker to overwrite arbitrary files due to improper limitation of a pathname to a restricted directory.","status":"published","published":"2026-10-29T15:18:52Z","modified":"2026-11-03T15:34:52Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-03T17:18:21.496138Z"}],"ghsa":[{"id":"GHSA-wc39-8f95-45gm","title":"IBM Langflow OSS 1.0.0 through 1.12.3 could allow a remote authenticated attacker to overwrite...","description":"IBM Langflow OSS 1.0.0 through 1.12.3 could allow a remote authenticated attacker to overwrite arbitrary files due to improper limitation of a pathname to a restricted directory.","status":"published","published":"2026-10-29T18:31:06Z","modified":"2026-10-29T18:31:10Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T15:14:39.976988Z"}],"nvd":[{"id":"CVE-2026-77819","description":"IBM Langflow OSS 1.0.0 through 1.12.3 could allow a remote authenticated attacker to overwrite arbitrary files due to improper limitation of a pathname to a restricted directory.","status":"published","published":"2026-10-29T16:18:52.8Z","modified":"2026-11-03T16:17:36.63Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-22"],"updated_at":"2026-11-03T18:16:47.044234Z"}],"osv":[{"id":"CVE-2026-77819","description":"IBM Langflow OSS 1.0.0 through 1.12.3 could allow a remote authenticated attacker to overwrite arbitrary files due to improper limitation of a pathname to a restricted directory.","status":"published","published":"2026-10-29T16:18:52.8Z","modified":"2026-11-05T02:30:25.30700117Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-07T03:08:10.640883Z"}]}}