CVE-2025-3035

Tab title disclosure across pages when using AI chatbot

CVSS 5.3 MEDIUMEPSS 0.3%CWE-359

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

Mozilla · Firefox

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References

https://bugzilla.mozilla.org/show_bug.cgi?id=1952268 https://www.mozilla.org/security/advisories/mfsa2025-20/