CVE-2025-3035

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 affects Firefox < 137.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.04%
Vendor Advisory mozilla.org
Affected: Mozilla Firefox
Published at:
Updated at:

References

Link Tags
https://bugzilla.mozilla.org/show_bug.cgi?id=1952268 permissions required
https://www.mozilla.org/security/advisories/mfsa2025-20/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2025-3035?
CVE-2025-3035 has been scored as a medium severity vulnerability.
How to fix CVE-2025-3035?
To fix CVE-2025-3035, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-3035 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-3035 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-3035?
CVE-2025-3035 affects Mozilla Firefox.
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