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CVE-2026-42479

Open CASCADE Technology

Description

An out-of-bounds read vulnerability in VrmlData_IndexedLineSet::TShape in the VRML parser in Open CASCADE Technology (OCCT) V8_0_0_rc5 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 without validation against the size of the coordinate array during geometry processing.

CVSS 5.5EPSS 0.099%Risk 0.55
View source
Published
2026-05-01 15:16:43
Affected versions
cannotmatch
Type
Package
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H