CVE-2024-6611

CRITICAL

Firefox < 128 and Thunderbird < 128 - Sensitive Cookie Exposure via SameSite Attribute Bypass

Title source: llm
STIX 2.1

Description

A nested iframe, triggering a cross-site navigation, could send SameSite=Strict or Lax cookies. This vulnerability affects Firefox < 128 and Thunderbird < 128.

References (3)

Core 3

Scores

CVSS v3 9.8
EPSS 0.0059
EPSS Percentile 69.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-1275
Status published
Products (2)
mozilla/firefox < 128.0
mozilla/thunderbird < 128.0
Published Jul 09, 2024
Tracked Since Feb 18, 2026