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Status published
Unknown
CVE-2025-49710
Integer overflow in OrderedHashTable
Vulnerability Description
An integer overflow was present in `OrderedHashTable` used by the JavaScript engine. This vulnerability was fixed in Firefox 139.0.4.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Shaheen Fazim
References
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Affected Vendor
Mozilla
View all reports →Affected Software
Firefox
Vulnerable Versions:
139.0.4
Timeline
Official Publish:
June 11th, 2025
Last Modified:
April 13th, 2026
Added to House:
July 22nd, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.