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CVE-2026-8090 Use-after-free in the DOM: Networking component

🗓️ 07 May 2026 12:45:04Reported by mozillaType 
vulnrichment
 vulnrichment🔗 github.com👁 9 Views

CVE-2026-8090 fixes a use after free in the DOM networking component of Firefox.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD		firefox -- Use-after-free
7 May 202600:00
–freebsd
attackerkb
attackerkb		CVE-2026-8090
7 May 202612:45
–attackerkb
nessus
Tenable Nessus		Amazon Linux 2023 : firefox (ALAS2023-2026-1725)
27 May 202600:00
–nessus
nessus
Tenable Nessus		Amazon Linux 2 : thunderbird, --advisory ALAS2-2026-3315 (ALAS-2026-3315)
27 May 202600:00
–nessus
nessus
Tenable Nessus		Amazon Linux 2 : firefox, --advisory ALAS2FIREFOX-2026-060 (ALASFIREFOX-2026-060)
27 May 202600:00
–nessus
nessus
Tenable Nessus		AlmaLinux 8 : firefox (ALSA-2026:20566)
27 May 202600:00
–nessus
nessus
Tenable Nessus		AlmaLinux 9 : firefox (ALSA-2026:20574)
27 May 202600:00
–nessus
nessus
Tenable Nessus		Debian dla-4575 : firefox-esr - security update
9 May 202600:00
–nessus
nessus
Tenable Nessus		Debian dla-4582 : thunderbird - security update
14 May 202600:00
–nessus
nessus
Tenable Nessus		Debian dsa-6254 : firefox-esr - security update
8 May 202600:00
–nessus
Rows per page
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08 May 2026 12:19Current
5.8Medium risk
Vulners AI Score5.8
EPSS0.00317
SSVC
use after freedocument object modelnetworking componentfirefox
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