CVE-2026-42479

An out-of-bounds read vulnerability in VrmlDataIndexedLineSet::TShape in the VRML parser in Open CASCADE Technology OCCT V800rc5 allows attackers to cause a denial of service via a crafted VRML file. The issue occurs because coordIndex values from parsed input are used as direct array indices...

CVE-2026-42479

CVE-2026-42479 affects Open CASCADE Technology (OCCT) version V8_0_0_rc5. The VrmlData_IndexedLineSet::TShape in the VRML parser uses coordIndex values from input as direct array indices without validating against the coordinate array size during geometry processing, leading to an out-of-bounds r...

CVE-2026-42479

An out-of-bounds read vulnerability in VrmlDataIndexedLineSet::TShape in the VRML parser in Open CASCADE Technology OCCT V800rc5 allows attackers to cause a denial of service via a crafted VRML file. The issue occurs because coordIndex values from parsed input are used as direct array indices...