Description
By first using the AI chatbot in one tab and later activating it in another tab, the document title of the previous tab would leak into the chat prompt. This vulnerability was fixed in Firefox 137.
Scores
CVSS v3
5.3
EPSS
0.0031
EPSS Percentile
54.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-359
Status
published
Products (2)
mozilla/firefox
< 137.0
Mozilla/Firefox
137
Published
Apr 01, 2025
Tracked Since
Feb 18, 2026