CVE-2025-27425: Vulnerability in Mozilla Firefox for iOS
Scanning certain QR codes that included text with a website URL could allow the URL to be opened without presenting the user with a confirmation alert first. This vulnerability was fixed in Firefox for iOS 136.
AI Analysis
Technical Summary
This vulnerability in Firefox for iOS allows a QR code containing a URL to bypass the usual user confirmation alert before opening the URL. This could lead to URLs being opened automatically without explicit user consent. The issue was reported by Abhinav Khanna and tracked as Bug 1941525. It was resolved in Firefox for iOS version 136. The CVSS vector indicates the attack requires network access, no privileges, and user interaction, with low impact on integrity and no impact on confidentiality or availability.
Potential Impact
The vulnerability could allow a URL embedded in a QR code to be opened automatically without the user being prompted for confirmation. This behavior might be leveraged to direct users to potentially malicious websites without their explicit consent, although it does not directly compromise confidentiality or availability. The impact is rated as low to medium severity.
Mitigation Recommendations
A fix is available in Firefox for iOS version 136. Users and administrators should update to version 136 or later to remediate this vulnerability. No additional mitigation steps are indicated by the vendor advisory.
CVE-2025-27425: Vulnerability in Mozilla Firefox for iOS
Description
Scanning certain QR codes that included text with a website URL could allow the URL to be opened without presenting the user with a confirmation alert first. This vulnerability was fixed in Firefox for iOS 136.
CVSS v3.1
Score 4.3medium
Affected software
pkg:github/mozilla/firefox-iosRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Firefox for iOS allows a QR code containing a URL to bypass the usual user confirmation alert before opening the URL. This could lead to URLs being opened automatically without explicit user consent. The issue was reported by Abhinav Khanna and tracked as Bug 1941525. It was resolved in Firefox for iOS version 136. The CVSS vector indicates the attack requires network access, no privileges, and user interaction, with low impact on integrity and no impact on confidentiality or availability.
Potential Impact
The vulnerability could allow a URL embedded in a QR code to be opened automatically without the user being prompted for confirmation. This behavior might be leveraged to direct users to potentially malicious websites without their explicit consent, although it does not directly compromise confidentiality or availability. The impact is rated as low to medium severity.
Mitigation Recommendations
A fix is available in Firefox for iOS version 136. Users and administrators should update to version 136 or later to remediate this vulnerability. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mozilla
- Date Reserved
- 2025-02-24T20:03:31.187Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://www.mozilla.org/security/advisories/mfsa2025-13/","vendor":"Mozilla"}]
Threat ID: 69dd057782d89c981f01729d
Added to database: 04/13/2026, 15:02:15 UTC
Last enriched: 06/10/2026, 10:05:07 UTC
Last updated: 09/10/2026, 19:36:49 UTC
Views: 85
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