CVE-2025-49710
Integer overflow in OrderedHashTable
- State
- Published
- Severity
- 9.8 Critical
- Published
- Jun 11, 2025
- Updated
- Jul 27, 2026
- Reserved
- Jun 9, 2025
Description
An integer overflow was present in `OrderedHashTable` used by the JavaScript engine. This vulnerability was fixed in Firefox 139.0.4.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | CISA-ADP |
Weaknesses
- CWE-190 Integer Overflow or Wraparound
Affected Products
| Product | Versions |
|---|---|
FirefoxMozilla |
|
References
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