{"id":"CVE-2021-40161","aliases":["EUVD-2021-27346","GHSA-v4wc-276h-mcm2"],"status":"published","title":"A Memory Corruption vulnerability may lead to code execution through maliciously crafted DLL...","description":"A Memory Corruption vulnerability may lead to code execution through maliciously crafted DLL files through PDFTron earlier than 9.0.7 version.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.01497,"percentile":0.74577,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-427","CWE-787"],"published":"2021-12-23T18:31:43Z","modified":"2026-06-17T04:06:36Z","products":[{"vendor":"autodesk","product":"advance_steel"},{"vendor":"autodesk","product":"autocad"},{"vendor":"autodesk","product":"autocad_architecture"},{"vendor":"autodesk","product":"autocad_electrical"},{"vendor":"autodesk","product":"autocad_lt"},{"vendor":"autodesk","product":"autocad_map_3d"},{"vendor":"autodesk","product":"autocad_mechanical"},{"vendor":"autodesk","product":"autocad_mep"},{"vendor":"autodesk","product":"autocad_plant_3d"},{"vendor":"autodesk","product":"civil_3d"},{"vendor":"autodesk","product":"design_review"},{"vendor":"autodesk","product":"navisworks"},{"vendor":"autodesk","product":"revit"}],"references":[{"url":"https://www.autodesk.com/trust/security-advisories/adsk-sa-2021-0010","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-40161"},{"url":"https://github.com/advisories/GHSA-v4wc-276h-mcm2"}],"sources":{"cve":[{"id":"CVE-2021-40161","description":"A Memory Corruption vulnerability may lead to code execution through maliciously crafted DLL files through PDFTron earlier than 9.0.7 version.","status":"published","published":"2021-12-23T18:31:43Z","modified":"2024-08-04T02:27:31.589Z","updated_at":"2026-11-02T14:33:01.495293Z"}],"euvd":[{"id":"EUVD-2021-27346","description":"A Memory Corruption vulnerability may lead to code execution through maliciously crafted DLL files through PDFTron earlier than 9.0.7 version.","status":"published","published":"2021-12-23T18:31:43Z","modified":"2024-08-04T02:27:31Z","updated_at":"2026-11-03T03:24:21.368958Z"}],"ghsa":[{"id":"GHSA-v4wc-276h-mcm2","title":"A Memory Corruption vulnerability may lead to code execution through maliciously crafted DLL...","description":"A Memory Corruption vulnerability may lead to code execution through maliciously crafted DLL files through PDF earlier than 9.0.7 version.","status":"published","published":"2021-12-24T00:00:39Z","modified":"2023-02-03T05:03:25Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-427"],"updated_at":"2026-11-02T14:53:21.228019Z"}],"nvd":[{"id":"CVE-2021-40161","description":"A Memory Corruption vulnerability may lead to code execution through maliciously crafted DLL files through PDFTron earlier than 9.0.7 version.","status":"published","published":"2021-12-23T19:15:12.167Z","modified":"2026-06-17T04:06:36.96Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.4,"vector":"AV:L/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:07:02.566991Z"}]}}