{"id":"CVE-2026-73235","aliases":["DEBIAN-CVE-2026-73235","EUVD-2026-56933","GHSA-cp6c-87x9-xf49","UBUNTU-CVE-2026-73235"],"status":"published","title":"FreeCAD: XXE file read and SSRF via external entity injection in Document.xml SAX parser","description":"FreeCAD is a free and open-source multiplatform 3D parametric modeler. Prior to 1.1.2, the Xerces SAX2 XMLReader constructed in src/Base/Reader.cpp by Base::XMLReader::XMLReader() parses attacker-controlled Document.xml from a crafted .FCStd archive without disabling default external entity resolution or external DTD loading. When Document::restore() opens the document, external entities can read local files through the file URI scheme or initiate server-side requests through the http URI scheme, and resolved content can flow through the characters() callback. This issue is fixed in version 1.1.2.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00124,"percentile":0.02133,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-611"],"published":"2026-08-11T19:43:49Z","modified":"2026-10-28T11:23:04Z","fixes":[{"ecosystem":"Debian:12","package":"freecad","fixed_in":["0.20.2+dfsg1-4+deb12u1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"freecad","fixed_in":["1.0.0+dfsg-8+deb13u3"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"freecad","fixed_in":["1.1.3+dfsg-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"freecad","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.20.2+dfsg1-4+deb12u1"}]}],"versions":["0.20.2+dfsg1-4"]},{"source":"osv","ecosystem":"Debian:13","package":"freecad","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.0+dfsg-8+deb13u3"}]}],"versions":["1.0.0+dfsg-8","1.0.0+dfsg-8+deb13u1","1.0.0+dfsg-8+deb13u2"]},{"source":"osv","ecosystem":"Debian:14","package":"freecad","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3+dfsg-1"}]}],"versions":["1.0.0+dfsg-8","1.0.2+dfsg-1","1.0.2+dfsg-2","1.0.2+dfsg-3","1.0.2+dfsg-4","1.0.2+dfsg-5","1.0.2+dfsg-6","1.0.2+dfsg-7","1.0.2+dfsg-8~exp1","1.1.0+dfsg-1","1.1.0+dfsg-2","1.1.0+dfsg-2~exp1","1.1.1+dfsg-1","1.1.1+dfsg-2","1.1.1+dfsg-2~exp1","1.1.1+dfsg-3"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"freecad","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.14.3702+dfsg-4","0.15.4671+dfsg1-1","0.15.4671+dfsg1-2","0.15.4671+dfsg1-3","0.15.4671+dfsg1-4"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"freecad","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.16+dfsg2-3","0.16+dfsg2-3build3","0.16.6712+dfsg1-1","0.16.6712+dfsg1-1ubuntu1","0.16.6712+dfsg1-1ubuntu2"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"freecad","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.18.3+dfsg1-1","0.18.3+dfsg1-4","0.18.4+dfsg1-1","0.18.4+dfsg1-2~build1","0.18.4+dfsg1-2","0.18.4+dfsg1-2ubuntu8","0.18.4+dfsg2-1ubuntu1","0.18.4+dfsg2-1ubuntu2","0.18.4+dfsg2-1ubuntu4"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"freecad","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.19.1+dfsg1-2","0.19.2+dfsg1-3","0.19.2+dfsg1-3ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"freecad","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.1+dfsg-3","1.1.1+dfsg-3build1","1.1.3+dfsg-3build1"]}],"products":[{"vendor":"freecad","product":"freecad"}],"references":[{"url":"https://github.com/FreeCAD/FreeCAD/security/advisories/GHSA-cp6c-87x9-xf49","tags":["x_refsource_CONFIRM","advisory","report"]},{"url":"https://github.com/FreeCAD/FreeCAD/pull/31271","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/FreeCAD/FreeCAD/pull/31280","tags":["x_refsource_MISC","fix","report"]},{"url":"https://github.com/FreeCAD/FreeCAD/commit/7d1b8f5806db578db99feb348e55a6b0eaff7c73","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/FreeCAD/FreeCAD/commit/d98eaf1f194400d8a8886fe6780c54f5c68ea2c3","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/FreeCAD/FreeCAD/releases/tag/1.1.2","tags":["x_refsource_MISC","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/73xxx/CVE-2026-73235.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-73235","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-73235","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-73235","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-73235","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-73235","title":"FreeCAD: XXE file read and SSRF via external entity injection in Document.xml SAX parser","description":"FreeCAD is a free and open-source multiplatform 3D parametric modeler. Prior to 1.1.2, the Xerces SAX2 XMLReader constructed in src/Base/Reader.cpp by Base::XMLReader::XMLReader() parses attacker-controlled Document.xml from a crafted .FCStd archive without disabling default external entity resolution or external DTD loading. When Document::restore() opens the document, external entities can read local files through the file URI scheme or initiate server-side requests through the http URI scheme, and resolved content can flow through the characters() callback. This issue is fixed in version 1.1.2.","status":"published","published":"2026-08-11T19:43:49.042Z","modified":"2026-08-12T22:13:11.399Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-611"],"updated_at":"2026-11-02T13:43:22.599321Z"}],"euvd":[{"id":"EUVD-2026-56933","description":"FreeCAD is a free and open-source multiplatform 3D parametric modeler. Prior to 1.1.2, the Xerces SAX2 XMLReader constructed in src/Base/Reader.cpp by Base::XMLReader::XMLReader() parses attacker-controlled Document.xml from a crafted .FCStd archive without disabling default external entity resolution or external DTD loading. When Document::restore() opens the document, external entities can read local files through the file URI scheme or initiate server-side requests through the http URI scheme, and resolved content can flow through the characters() callback. This issue is fixed in version 1.1.2.","status":"published","published":"2026-08-11T19:43:49Z","modified":"2026-08-12T22:13:11Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T18:01:57.602969Z"}],"nvd":[{"id":"CVE-2026-73235","description":"FreeCAD is a free and open-source multiplatform 3D parametric modeler. Prior to 1.1.2, the Xerces SAX2 XMLReader constructed in src/Base/Reader.cpp by Base::XMLReader::XMLReader() parses attacker-controlled Document.xml from a crafted .FCStd archive without disabling default external entity resolution or external DTD loading. When Document::restore() opens the document, external entities can read local files through the file URI scheme or initiate server-side requests through the http URI scheme, and resolved content can flow through the characters() callback. This issue is fixed in version 1.1.2.","status":"published","published":"2026-08-11T20:18:48.973Z","modified":"2026-09-09T20:50:00.95Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-611"],"updated_at":"2026-11-02T14:12:36.880938Z"}],"osv":[{"id":"CVE-2026-73235","title":"FreeCAD: XXE file read and SSRF via external entity injection in Document.xml SAX parser","description":"FreeCAD is a free and open-source multiplatform 3D parametric modeler. Prior to 1.1.2, the Xerces SAX2 XMLReader constructed in src/Base/Reader.cpp by Base::XMLReader::XMLReader() parses attacker-controlled Document.xml from a crafted .FCStd archive without disabling default external entity resolution or external DTD loading. When Document::restore() opens the document, external entities can read local files through the file URI scheme or initiate server-side requests through the http URI scheme, and resolved content can flow through the characters() callback. This issue is fixed in version 1.1.2.","status":"published","published":"2026-08-11T19:43:49.042Z","modified":"2026-10-28T11:23:04.585423946Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N","level":"medium"}],"cwes":["CWE-611"],"updated_at":"2026-11-02T15:45:15.88521Z"},{"id":"DEBIAN-CVE-2026-73235","description":"FreeCAD is a free and open-source multiplatform 3D parametric modeler. Prior to 1.1.2, the Xerces SAX2 XMLReader constructed in src/Base/Reader.cpp by Base::XMLReader::XMLReader() parses attacker-controlled Document.xml from a crafted .FCStd archive without disabling default external entity resolution or external DTD loading. When Document::restore() opens the document, external entities can read local files through the file URI scheme or initiate server-side requests through the http URI scheme, and resolved content can flow through the characters() callback. This issue is fixed in version 1.1.2.","status":"published","published":"2026-08-11T20:18:48.973Z","modified":"2026-10-03T19:00:44.744296162Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:46:02.499355Z"},{"id":"UBUNTU-CVE-2026-73235","description":"FreeCAD is a free and open-source multiplatform 3D parametric modeler. Prior to 1.1.2, the Xerces SAX2 XMLReader constructed in src/Base/Reader.cpp by Base::XMLReader::XMLReader() parses attacker-controlled Document.xml from a crafted .FCStd archive without disabling default external entity resolution or external DTD loading. When Document::restore() opens the document, external entities can read local files through the file URI scheme or initiate server-side requests through the http URI scheme, and resolved content can flow through the characters() callback. This issue is fixed in version 1.1.2.","status":"published","published":"2026-08-11T20:18:00Z","modified":"2026-10-17T12:55:30.698742642Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T16:57:08.628462Z"}]}}