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CVE-2026-4723

🗓️ 24 Mar 2026 12:30:31Reported by Alpine Linux Development TeamType 
alpinelinux
 alpinelinux
🔗 security.alpinelinux.org👁 30 Views

Use-after-free in the JavaScript Engine affects Firefox and Thunderbird before version 149.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
Mozilla -- Multiple vulnerabilities
24 Mar 202600:00
–freebsd
attackerkb
attackerkb
CVE-2026-4723
24 Mar 202612:30
–attackerkb
astralinux
AstraLinux
Astra Linux – Vulnerability in Firefox
24 Jun 202615:11
–astralinux
bdu_fstec
BDU FSTEC
Firefox Thunderbird DoS
24 Aug 202600:00
–bdu_fstec
cgr
Chainguard
CVE-2026-4723 vulnerabilities
27 Mar 202619:17
–cgr
circl
Circl
CVE-2026-4723
25 Mar 202600:00
–circl
cnnvd
CNNVD
Mozilla Firefox and Mozilla Thunderbird resource management error vulnerabilities
24 Mar 202600:00
–cnnvd
cnvd
CNVD
Mozilla Firefox and Mozilla Thunderbird Resource Management Error Vulnerability
31 Mar 202600:00
–cnvd
cve
CVE
CVE-2026-4723
24 Mar 202612:30
–cve
cvelist
Cvelist
CVE-2026-4723 Use-after-free in the JavaScript Engine component
24 Mar 202612:30
–cvelist
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Alpine Linux3.23anyfirefox145.0-r0firefox-145.0-r0.apk

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13 Apr 2026 15:17Current
8High risk
Vulners AI Score8
CVSS 3.19.8
EPSS0.00536
SSVC
30