Vulnerabilities

Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component.

Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 159 and Firefox ESR 153.6.

Read at NIST National Vulnerability Database (CVE API 2.0)

Vendor

Mozilla

Product

Firefox

Fix

available

Exposure class

Browser

NVD status

Received

• NIST National Vulnerability Database (CVE API 2.0) (nvd.nist.gov)
• CVE-2026-117988 on this site · NVD · CVE.org · Vulnpedia

Other items that share a CVE or were clustered with this one.

1. 12
   CVE NVD 4d ago

   Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component.

   Fix available CVE-2026-117990 Mozilla