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EUVD-2021-30469

🗓️ 03 Oct 2025 20:07:09Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 1 Views

WebExtensions can install persistent ServiceWorkers on third-party sites, affecting Firefox below version 95.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
AlpineLinux
CVE-2021-43540
8 Dec 202121:20
alpinelinux
ArchLinux
[ASA-202112-8] firefox: multiple issues
11 Dec 202100:00
archlinux
AstraLinux
Astra Linux - уязвимость в firefox
20 May 202605:53
astralinux
CNNVD
Mozilla Firefox 权限许可和访问控制问题漏洞
7 Dec 202100:00
cnnvd
CNVD
Mozilla Firefox ESR input validation error vulnerability
10 Dec 202100:00
cnvd
CVE
CVE-2021-43540
8 Dec 202121:20
cve
Cvelist
CVE-2021-43540
8 Dec 202121:20
cvelist
Debian CVE
CVE-2021-43540
8 Dec 202121:20
debiancve
Tenable Nessus
GLSA-202202-03 : Mozilla Firefox: Multiple vulnerabilities
17 Mar 202200:00
nessus
Tenable Nessus
Mozilla Firefox < 95.0
8 Dec 202100:00
nessus
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "90f5dfd0-02b2-3a8f-a5eb-61a58936f0c0",
        "vendor": {
          "name": "Mozilla"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "c8c3bd13-be05-333d-a935-fc06a057db51",
        "product": {
          "name": "Firefox"
        },
        "product_version": "unspecified <95"
      }
    ]
  }
]

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03 Oct 2025 20:07Current
7.8High risk
Vulners AI Score7.8
CVSS 3.16.5
CVSS 24.3
EPSS0.00362
1