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CVE-2026-6784 Memory safety bugs fixed in Firefox 150 and Thunderbird 150

🗓️ 21 Apr 2026 12:41:13Reported by mozillaType 
cvelist
 cvelist
🔗 www.cve.org👁 52 Views

Memory safety bugs in Firefox and Thunderbird fixed in version 150, some could allow code execution.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
Mozilla -- Memory safety bugs
21 Apr 202600:00
freebsd
attackerkb
ATTACKERKB
CVE-2026-6784
21 Apr 202612:41
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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
The vulnerability of Mozilla Firefox browsers and the Thunderbird email client, related to reading data beyond the buffer in memory, allows attackers to execute arbitrary code.
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和Mozilla Thunderbird 安全漏洞
21 Apr 202600:00
cnnvd
cve
CVE
CVE-2026-6784
21 Apr 202612:41
cve
debiancve
Debian CVE
CVE-2026-6784
21 Apr 202612:41
debiancve
Rows per page
[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "150",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  },
  {
    "product": "Thunderbird",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "150",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  }
]

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