PT-2024-21331 · Mozilla · Firefox

Muneaki Nishimura · Published 2024-02-22 · Updated 2024-08-29 · CVE-2024-26283

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Firefox for iOS versions prior to 123

Description An attacker could execute unauthorized scripts on top origin sites using a JavaScript URI when opening an external URL with a custom Firefox scheme.

Recommendations For Firefox for iOS versions prior to 123, update to version 123 or later to resolve the issue. As a temporary workaround, consider restricting the use of custom Firefox schemes when opening external URLs to minimize the risk of exploitation.

Fix

Weakness Enumeration

CWE-83

Related Identifiers

CVE-2024-26283

Affected Products

Firefox

References · 5

• https://osv.dev/vulnerability/CVE-2024-26283 · Vendor Advisory
• https://mozilla.org/security/advisories/mfsa2024-08 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-26283 · Security Note
• https://bugzilla.mozilla.org/show_bug.cgi?id=1850158 · Note
• https://twitter.com/CVEnew/status/1760684752770928966 · Twitter Post