CVE-2026-8388
Modified Modified - Updated After Analysis
BaseFortify

Publication date: 2026-05-12

Last updated on: 2026-05-19

Assigner: Mozilla Corporation

Description
Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.
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Meta Information
Published
2026-05-12
Last Modified
2026-05-19
Generated
2026-06-10
EPSS Evaluated
2026-06-08
NVD
CVE-2026-8388
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
mozilla firefox to 150.0.3 (exc)
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Exploitability
CWE
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KEV
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CWE ID Description
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.
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