XXE in Freecad
CVE-2026-73235
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 .FCS…
Vulnerability class: XXE (XML External Entity)
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N.
Affected products
- Freecad — versions < 1.1.2
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-73235?
- CVE-2026-73235 is a medium-severity vulnerability in Freecad, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 6.1/10. Published 2026-08-11.
- How severe is CVE-2026-73235?
- Medium severity. CVSS v3 base score is 6.1 out of 10.