PT-2025-30487 · Mozilla · Thunderbird +2

Laurin Weger

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Published

2025-07-22

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Updated

2025-08-28

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CVE-2025-8038

CVSS v2.0
10
VectorAV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions:

Thunderbird versions prior to 141

Thunderbird versions prior to 140.1

Firefox versions prior to 141

Firefox ESR versions prior to 140.1

Description:

Thunderbird and Firefox incorrectly handled path validation during frame navigations. This issue could potentially allow for malicious actions due to improper navigation checks within a frame.

Recommendations:

Update Thunderbird to version 141 or later.

Update Thunderbird to version 140.1 or later.

Update Firefox to version 141 or later.

Update Firefox ESR to version 140.1 or later.

Fix

Insufficient Verification of Data Authenticity

Weakness Enumeration

Related Identifiers

BDU:2025-10494
CVE-2025-8038
SUSE-SU-2025:02531-1
SUSE-SU-2025:02546-1

Affected Products

Firefox
Firefox Esr
Thunderbird