CVE-2023-4055

HIGH

Firefox <116 - Info Disclosure

Title source: llm
STIX 2.1

Description

When the number of cookies per domain was exceeded in `document.cookie`, the actual cookie jar sent to the host was no longer consistent with expected cookie jar state. This could have caused requests to be sent with some cookies missing. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.

Scores

CVSS v3 7.5
EPSS 0.0035
EPSS Percentile 57.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-120
Status published
Products (3)
debian/debian_linux 11.0
debian/debian_linux 12.0
mozilla/firefox < 116.0
Published Aug 01, 2023
Tracked Since Feb 18, 2026