CVE-2025-55030

MEDIUM
2025-08-19 [email protected]
6.1
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 19:07 vuln.today
CVE Published
Aug 19, 2025 - 21:15 nvd
MEDIUM 6.1

Tags

XSS Apple Mozilla Firefox iOS

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 affects Firefox for iOS < 142.

Analysis

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. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical Context

This vulnerability is classified under CWE-640. 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 affects Firefox for iOS < 142. Affected products include: Mozilla Firefox.

Affected Products

Mozilla Firefox.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Priority Score

31
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +30
POC: 0

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CVE-2025-55030 vulnerability details – vuln.today
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