CVE-2024-1555

HIGH

Firefox < 123.0 - SameSite Cookie Bypass via firefox:// Protocol Handler

Title source: llm
STIX 2.1

Description

When opening a website using the `firefox://` protocol handler, SameSite cookies were not properly respected. This vulnerability affects Firefox < 123.

References (2)

Core 2

Scores

CVSS v3 8.3
EPSS 0.0007
EPSS Percentile 22.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-290
Status published
Products (1)
mozilla/firefox < 123.0
Published Feb 20, 2024
Tracked Since Feb 18, 2026