CVE-2025-11713
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-14

Last updated on: 2026-04-13

Assigner: Mozilla Corporation

Description
Insufficient escaping in the “Copy as cURL” feature could have been used to trick a user into executing unexpected code on Windows. This did not affect the application when running on other operating systems. This vulnerability was fixed in Firefox 144, Firefox ESR 140.4, Thunderbird 144, and Thunderbird 140.4.
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Meta Information
Published
2025-10-14
Last Modified
2026-04-13
Generated
2026-06-16
AI Q&A
2025-10-14
EPSS Evaluated
2026-06-15
NVD
CVE-2025-11713
Affected Vendors & Products
Showing 4 associated CPEs
Vendor Product Version / Range
mozilla thunderbird to 140.0 (inc)
mozilla thunderbird to 140.0 (inc)
mozilla firefox From 60.9.0 (exc)
mozilla firefox From 60.9.0 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-116 The product prepares a structured message for communication with another component, but encoding or escaping of the data is either missing or done incorrectly. As a result, the intended structure of the message is not preserved.
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Executive Summary

This vulnerability is due to insufficient escaping in the "Copy as cURL" feature in Firefox and Thunderbird on Windows. It could trick a user into executing unexpected code, potentially leading to unintended code execution. It affects Firefox versions below 144 and Thunderbird versions below 144, specifically on Windows.

Impact Analysis

The vulnerability can lead to execution of unexpected code on a Windows system if a user is tricked via the "Copy as cURL" feature. This could result in unauthorized actions or compromise of the affected application, potentially allowing attackers to run malicious code.

Mitigation Strategies

To mitigate this vulnerability, update Firefox to version 144 or later, and Thunderbird to version 140.4 or later, as these versions contain the fixes for the insufficient escaping issue in the 'Copy as cURL' feature.

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