Skip to content
CVE PROGRAM SOURCE RECORD6.1 Medium

CVE-2025-55030

Content-Disposition headers incorrectly ignored for some MIME types

Description

Firefox for iOS would not respect a Content-Disposition header of type Attachment and would incorrectly display the content inline rather than downloading, potentially allowing for XSS attacks. This vulnerability was fixed in Firefox for iOS 142.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Mozilla Firefox for iOS

  • 142 to ≤ *unaffected

References