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CVE-2026-0889 Denial-of-service in the DOM: Service Workers component

🗓️ 13 Jan 2026 13:30:58Reported by mozillaType 
cvelist
 cvelist
🔗 www.cve.org👁 43 Views

Denial of service vulnerability in the DOM Service Workers component affecting Firefox versions before 147.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-0889
13 Jan 202613:30
–attackerkb
alpinelinux
AlpineLinux
CVE-2026-0889
13 Jan 202613:30
–alpinelinux
astralinux
AstraLinux
Astra Linux – Vulnerability in Firefox
1 Apr 202603:55
–astralinux
bdu_fstec
BDU FSTEC
Firefox Thunderbird Uncontrolled Resource Consumption DoS
4 May 202600:00
–bdu_fstec
cgr
Chainguard
CVE-2026-0889 vulnerabilities
1 Jul 202614:17
–cgr
circl
Circl
CVE-2026-0889
14 Jan 202615:25
–circl
cnnvd
CNNVD
Mozilla Firefox security vulnerabilities
13 Jan 202600:00
–cnnvd
cnvd
CNVD
Mozilla Firefox and Mozilla Thunderbird denial-of-service vulnerabilities (CNVD-2026-23771)
19 Jan 202600:00
–cnvd
cve
CVE
CVE-2026-0889
13 Jan 202613:30
–cve
debiancve
Debian CVE
CVE-2026-0889
13 Jan 202613:30
–debiancve
Rows per page
[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "147",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  },
  {
    "product": "Thunderbird",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "147",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  }
]

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13 Apr 2026 13:52Current
CVSS 3.17.5
EPSS0.00459
SSVC
43