VULNERABILITY INTELLIGENCE

CVE-2023-3482

CVSS score6.5 MEDIUM
EPSS probability0.57%
CISA KEVNot currently listed
Published2023-07-05
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Description

When Firefox is configured to block storage of all cookies, it was still possible to store data in localstorage by using an iframe with a source of 'about:blank'. This could have led to malicious websites storing tracking data without permission. This vulnerability affects Firefox < 115.

Weakness classification

  • nvd@nist.gov: CWE-862

Primary references