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CVE-2025-4086

—
CVSS 3.1
6.5 medium
EPSS
<1%p20
Published
()
Modified
Description

A specially crafted filename containing a large number of encoded newline characters could obscure the file's extension when displayed in the download dialog. *This bug only affects Thunderbird for Android. Other versions of Thunderbird are unaffected.*. This vulnerability was fixed in Firefox 138 and Thunderbird 138.

Vendors
mozilla
Products
firefox, thunderbird
Weakness
CWE-451
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
NVD CVE.org GitHub PoCs EPSS (0.3%)

In the news

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