CVE-2025-6430 (GCVE-0-2025-6430)
Vulnerability from cvelistv5
Published
2025-06-24 12:28
Modified
2025-07-14 18:26
Severity ?
6.1 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE
  • Content-Disposition header ignored when a file is included in an embed or object tag
Summary
When a file download is specified via the `Content-Disposition` header, that directive would be ignored if the file was included via a `&lt;embed&gt;` or `&lt;object&gt;` tag, potentially making a website vulnerable to a cross-site scripting attack. This vulnerability affects Firefox < 140, Firefox ESR < 128.12, Thunderbird < 140, and Thunderbird < 128.12.
References
Impacted products
Vendor Product Version
Mozilla Firefox Version: unspecified   < 140
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   Mozilla Firefox ESR Version: unspecified   < 128.12
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   Mozilla Thunderbird Version: unspecified   < 140
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   Mozilla Thunderbird Version: unspecified   < 128.12
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