Executive Summary

Informations
Name CVE-2025-6427 First vendor Publication 2025-06-24
Vendor Cve Last vendor Modification 2025-07-14

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

An attacker was able to bypass the `connect-src` directive of a Content Security Policy by manipulating subdocuments. This would have also hidden the connections from the Network tab in Devtools. This vulnerability affects Firefox < 140 and Thunderbird < 140.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-6427

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 662

Sources (Detail)

https://bugzilla.mozilla.org/show_bug.cgi?id=1966927
https://www.mozilla.org/security/advisories/mfsa2025-51/
https://www.mozilla.org/security/advisories/mfsa2025-54/
Source Url

Alert History

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Date Informations
2025-07-15 00:20:46
  • Multiple Updates
2025-07-14 12:41:23
  • Multiple Updates
2025-07-03 21:20:40
  • Multiple Updates
2025-06-25 21:20:34
  • Multiple Updates
2025-06-24 17:19:54
  • First insertion