CVE-2025-49710NVD

An integer overflow was present in `OrderedHashTable` used by the JavaScript engine. This vulnerability was fixed in Firefox 139.0.4.

Severity Level

CRITICAL(9.8)

Published Date

Jun 11, 2025

Last Modified

Apr 13, 2026

Exploitation Status

????

EPSS Score (30-Day)

0.41%Probability

Root Weakness (CWE)

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CVSS v3.1 Base Metrics

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVE Watchtower