CVE-2025-49710
Full vulnerability record from the local CVENow database.
Description
An integer overflow was present in `OrderedHashTable` used by the JavaScript engine. This vulnerability was fixed in Firefox 139.0.4.
Severity
CRITICAL
CVSS score
9.8
(v3.1)
Vulnerability status
Modified
Source identifier
Published
2025-06-11 12:15:27.083000
Last modified
2026-10-23 22:10:00.160000
View original CVE JSON
{
"id": "CVE-2025-49710",
"sourceIdentifier": "[email protected]",
"published": "2025-06-11T12:15:27.083",
"lastModified": "2026-10-23T22:10:00.160",
"vulnStatus": "Modified",
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"value": "An integer overflow was present in `OrderedHashTable` used by the JavaScript engine. This vulnerability was fixed in Firefox 139.0.4."
},
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"value": "Se produjo un desbordamiento de entero en `OrderedHashTable` utilizado por el motor JavaScript. Esta vulnerabilidad afecta a Firefox anterior a 139.0.4."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
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"product": "Firefox",
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"status": "unaffected"
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"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
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}