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CVE-2026-6784

🗓️ 21 Apr 2026 13:16:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 15 Views

CVE-2026-6784 describes memory safety bugs in Firefox 149 and Thunderbird 149.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
Mozilla -- Memory safety bugs
21 Apr 202600:00
–freebsd
attackerkb
attackerkb
CVE-2026-6784
21 Apr 202612:41
–attackerkb
alpinelinux
AlpineLinux
CVE-2026-6784
21 Apr 202612:41
–alpinelinux
astralinux
AstraLinux
Astra Linux – Vulnerability in Firefox
5 Aug 202612:44
–astralinux
bdu_fstec
BDU FSTEC
Mozilla Firefox Thunderbird Buffer Overflow
18 May 202600:00
–bdu_fstec
cgr
Chainguard
CVE-2026-6784 vulnerabilities
1 Jul 202614:17
–cgr
circl
Circl
CVE-2026-6784
21 Apr 202615:16
–circl
cnnvd
CNNVD
Mozilla Firefox and Mozilla Thunderbird security vulnerabilities
21 Apr 202600:00
–cnnvd
cve
CVE
CVE-2026-6784
21 Apr 202612:41
–cve
cvelist
Cvelist
CVE-2026-6784 Memory safety bugs fixed in Firefox 150 and Thunderbird 150
21 Apr 202612:41
–cvelist
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu18.04allmozjs380mozjs38_0_all.deb
Ubuntu22.04allthunderbird0thunderbird_0_all.deb

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13 May 2026 16:31Current
7.8High risk
Vulners AI Score7.8
CVSS 3.17.5
EPSS0.00416
SSVC
15