CVE-2025-11714
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-14

Last updated on: 2026-04-13

Assigner: Mozilla Corporation

Description
Memory safety bugs present in Firefox ESR 115.28, Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143 and Thunderbird 143. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 144, Firefox ESR 115.29, 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
2026-05-06
AI Q&A
2025-10-14
EPSS Evaluated
2026-05-05
NVD
Affected Vendors & Products
Showing 5 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)
mozilla firefox From 60.9.0 (exc)
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-125 The product reads data past the end, or before the beginning, of the intended buffer.
CWE-119 The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
CWE-787 The product writes data past the end, or before the beginning, of the intended buffer.
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability involves memory safety bugs in certain versions of Firefox and Thunderbird, including Firefox ESR 115.28, Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143, and Thunderbird 143. These bugs can cause memory corruption, which could potentially be exploited by attackers to run arbitrary code on affected systems.


How can this vulnerability impact me? :

If exploited, this vulnerability could allow an attacker to execute arbitrary code on your system, potentially leading to unauthorized access, data theft, or system compromise.


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