CVE-2023-29540

MEDIUM

Firefox and Focus for Android < 112.0 - Open Redirect via sourceMappingUrls

Title source: llm
STIX 2.1

Description

Using a redirect embedded into <code>sourceMappingUrls</code> could allow for navigation to external protocol links in sandboxed iframes without <code>allow-top-navigation-to-custom-protocols</code>. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.

References (2)

Core 2
Core References
Issue Tracking, Permissions Required, Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1790542

Scores

CVSS v3 6.1
EPSS 0.0014
EPSS Percentile 33.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-601
Status published
Products (2)
mozilla/firefox < 112.0 (2 CPE variants)
mozilla/focus < 112.0
Published Jun 02, 2023
Tracked Since Feb 18, 2026