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CVE-2025-6427

🗓️ 24 Jun 2025 12:28:01Reported by mozillaType 
cve
 cve
🔗 web.nvd.nist.gov👁 63 Views

An attacker could bypass Content Security Policy in Firefox < 140 by manipulating subdocuments.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
FreeBSD
firefox -- multiple vulnerabilities
24 Jun 202500:00
freebsd
ATTACKERKB
CVE-2025-6427
24 Jun 202512:28
attackerkb
AlpineLinux
CVE-2025-6427
24 Jun 202513:15
alpinelinux
AstraLinux
Astra Linux - уязвимость в firefox
3 May 202623:59
astralinux
Circl
CVE-2025-6427
25 Jun 202514:51
circl
CNNVD
Mozilla Firefox 安全漏洞
24 Jun 202500:00
cnnvd
CNVD
Mozilla Firefox Security Bypass Vulnerability (CNVD-2025-15499)
4 Jul 202500:00
cnvd
Cvelist
CVE-2025-6427 connect-src Content Security Policy restriction could be bypassed
24 Jun 202512:28
cvelist
Debian CVE
CVE-2025-6427
24 Jun 202512:28
debiancve
EUVD
EUVD-2025-21379
3 Oct 202520:07
euvd
Rows per page
NVD
Node
mozillafirefoxRange<140.0-
[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "140",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  },
  {
    "product": "Thunderbird",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "140",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  }
]

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13 Apr 2026 15:17Current
7.3High risk
Vulners AI Score7.3
CVSS 3.19.1
EPSS0.00317
SSVC
63