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CVE-2025-6433 WebAuthn would allow a user to sign a challenge on a webpage with an invalid TLS certificate

🗓️ 24 Jun 2025 12:28:04Reported by mozillaType 
cvelist
 cvelist
🔗 www.cve.org👁 8 Views

Vulnerability CVE-2025-6433 affects Firefox < 140, allowing invalid TLS certificate exceptions for WebAuthn.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
FreeBSD
firefox -- multiple vulnerabilities
24 Jun 202500:00
freebsd
ATTACKERKB
CVE-2025-6433
24 Jun 202512:28
attackerkb
AlpineLinux
CVE-2025-6433
24 Jun 202513:15
alpinelinux
AstraLinux
Astra Linux - уязвимость в firefox
20 May 202605:53
astralinux
BDU FSTEC
The vulnerability in the implementation of the TLS protocol by Mozilla Firefox allows a perpetrator to circumvent existing security restrictions and gain unauthorized access to protected information.
27 Jun 202500:00
bdu_fstec
Circl
CVE-2025-6433
24 Jun 202516:29
circl
CNNVD
Mozilla Firefox 安全漏洞
24 Jun 202500:00
cnnvd
CVE
CVE-2025-6433
24 Jun 202512:28
cve
Debian CVE
CVE-2025-6433
24 Jun 202512:28
debiancve
EUVD
EUVD-2025-19088
3 Oct 202520:07
euvd
Rows per page
[
  {
    "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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