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CVE-2025-5270

—
CVSS 3.1
7.5 high
EPSS
<1%p21
Published
()
Modified
Description

In certain cases, SNI could have been sent unencrypted even when encrypted DNS was enabled. This vulnerability was fixed in Firefox 139 and Thunderbird 139.

Vendors
mozilla
Products
firefox
Weakness
CWE-319
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD CVE.org GitHub PoCs EPSS (0.3%)

In the news

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