Lucene search
+L

CVE-2026-124903: Mozilla Firefox: Sandbox escape due to use-after-free in the IPC component

🗓️ 10 Nov 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 3 Views

Sandbox escape due to use-after-free in the Firefox IPC component.

Related
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-124903
10 Nov 202614:08
–circl
cve
CVE
CVE-2026-124903
10 Nov 202613:28
–cve
cvelist
Cvelist
CVE-2026-124903 Sandbox escape due to use-after-free in the IPC component
10 Nov 202613:28
–cvelist
debiancve
Debian CVE
CVE-2026-124903
10 Nov 202622:49
–debiancve
euvd
EUVD
EUVD-2026-121091
10 Nov 202613:28
–euvd
mozilla
Mozilla
Security Vulnerabilities fixed in Firefox ESR 115.45 — Mozilla
10 Nov 202600:00
–mozilla
nvd
NVD
CVE-2026-124903
10 Nov 202614:17
–nvd
osv_debian
osv_debian
DEBIAN-CVE-2026-124903
10 Nov 202614:17
–osv_debian
ptsecurity
Positive Technologies
PT-2026-141668
10 Nov 202600:00
–ptsecurity
suse
SUSE Linux
Security update for MozillaFirefox
10 Nov 202615:32
–suse

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

10 Nov 2026 00:00Current
6.7Medium risk
Vulners AI Score6.7
CVSS 3.19.6
3