Lucene search
K
Catalog
Vendors
Products
Timeline
Vulnerabilities
Sources
Documentation
Blog
Glossary
FAQ
Brand assets
Assessment
Agents dashboard
Agent Scanning
API Scanning
Assessment API
Alerts
Email notifications
Webhook notifications
Alerts API
SBOM package analysis
API Reference
Support
Settings
Sign in

CVE-2021-23996

🗓️ 19 Apr 2021 00:00:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve🔗 ubuntu.com👁 26 Views

Using 3D CSS with Javascript in Firefox < 88 could lead to rendering content outside the viewport, enabling spoofing and phishing attack

Related
Packages
Refs
ReporterTitlePublishedViews
Family
AlpineLinux		CVE-2021-23996
24 Jun 202113:25
–alpinelinux
ArchLinux		[ASA-202104-3] firefox: multiple issues
29 Apr 202100:00
–archlinux
AstraLinux		Astra Linux – Vulnerability in Firefox
19 Jun 202611:10
–astralinux
BDU FSTEC		The vulnerability of the 3D CSS component in the Firefox browser, allowing attackers to perform spoofing attacks
19 May 202100:00
–bdu_fstec
CNNVD		Mozilla Firefox和Mozilla Thunderbird 安全漏洞
19 Apr 202100:00
–cnnvd
CNVD		Mozilla Firefox Spoofing Vulnerability (CNVD-2021-49137)
21 Apr 202100:00
–cnvd
CVE		CVE-2021-23996
24 Jun 202113:25
–cve
Cvelist		CVE-2021-23996
24 Jun 202113:25
–cvelist
Debian CVE		CVE-2021-23996
24 Jun 202113:25
–debiancve
EUVD		EUVD-2021-10916
7 Oct 202500:30
–euvd
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu18.04anyfirefox88.0+build2-0ubuntu0.18.04.2firefox_88.0+build2-0ubuntu0.18.04.2_any.deb
Ubuntu20.04anyfirefox88.0+build2-0ubuntu0.20.04.1firefox_88.0+build2-0ubuntu0.20.04.1_any.deb
Ubuntu20.10anyfirefox88.0+build2-0ubuntu0.20.10.1firefox_88.0+build2-0ubuntu0.20.10.1_any.deb
Ubuntu21.04anyfirefox88.0+build2-0ubuntu0.21.04.1firefox_88.0+build2-0ubuntu0.21.04.1_any.deb
Ubuntu21.10anyfirefox88.0.1+build1-0ubuntu2firefox_88.0.1+build1-0ubuntu2_any.deb
Ubuntu23.04anyfirefox88.0.1+build1-0ubuntu2firefox_88.0.1+build1-0ubuntu2_any.deb
Ubuntu16.04anyfirefox88.0+build2-0ubuntu0.16.04.1firefox_88.0+build2-0ubuntu0.16.04.1_any.deb
Ubuntu22.04anyfirefox88.0.1+build1-0ubuntu2firefox_88.0.1+build1-0ubuntu2_any.deb
Ubuntu22.10anyfirefox88.0.1+build1-0ubuntu2firefox_88.0.1+build1-0ubuntu2_any.deb
Ubuntu23.10anyfirefox88.0.1+build1-0ubuntu2firefox_88.0.1+build1-0ubuntu2_any.deb
Rows per page

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

Book a live demo
25 Aug 2025 23:33Current
6.8Medium risk
Vulners AI Score6.8
CVSS 24.3
CVSS 3.16.5
EPSS0.00719
firefox3d cssjavascriptspoofingphishinguservulnerabilitycve-2021-23996
26