VulnSocial

CVE-2026-42479Disclosure(opencascade / open_cascade_technology)

LOWCVSS 5.5 · MEDIUM

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD 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.

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0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-125

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • open_cascade_technology

Threat summary

  • 2 mentions across 1 observed day

What's happening

  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • 2 total mentions across 1 day

Affected systems

Vendors
opencascade
Products
open_cascade_technology

1 version affected across 1 product

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-05-01: 2Technical Details · 2026-05-01: 205-01
Signal classification1 categories
Disclosure
2100.0%
Referenced assets2 URLs
By indicator
Full discourse2 posts
  • Infoflowcloud@infoflowcloud
    Disclosure

    🚨*CVE* CVE-2026-42479 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 den… https://www.cve.org/CVERecord?id=CVE-2026-42479 ----- Traducción: CVE-2026-42479 Una… http://infoflow.cloud`

    Post summary

    A brief public disclosure of CVE‑2026‑42479, noting an out-of-bounds read flaw in the VRML parser of Open CASCADE Technology, with no exploit, patch, or mitigation information given.

    0000028
    75 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-42479 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 den… https://www.cve.org/CVERecord?id=CVE-2026-42479

    Post summary

    The tweet announces CVE‑2026‑42479, describing an out‑of‑bounds read in the VRML parser of Open CASCADE that could cause a denial of service, but offers no PoC, exploit details, or mitigation information.

    00000178
    57.4K followersView on X
CPE platform detail7 entries

7 of 7 entries

PartVendorProductVersionTarget SWTarget HW
Appopencascadeopen_cascade_technology---
Appopencascadeopen_cascade_technology8.0.0--
Appopencascadeopen_cascade_technology8.0.0--
Appopencascadeopen_cascade_technology8.0.0--
Appopencascadeopen_cascade_technology8.0.0--
Appopencascadeopen_cascade_technology8.0.0--
Appopencascadeopen_cascade_technology8.0.0--

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