Vulnerability Analysis
CVE-2010-3765
Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, Thunderbird 3.1.6 before 3.1.6 and 3.0.x before 3.0.10, and SeaMonkey 2.x before 2.0.10, when JavaScript is enabled, allows remote attackers to execute arbitrary code via vectors related to nsCSSFrameConstructor::ContentAppended, the appendChild method, incorrect index tracking, and the creation of multiple frames, which triggers memory corruption, as exploited in the wild in October 2010 by the Belmoo malware.
CISA KEV
CVSS Base Score
9.8
CRITICAL
Exploitability:3.9
Impact Score:5.9
Temporal Score:-
EPSS:83.28%
Threat Intelligence Signals
CISA KEV
YES
KEV Date Added
2025-10-06
Ransomware Use
Unknown
KEV Due Date
2025-10-27
VulnCheck In-the-Wild
No
Nuclei Template
No
EPSS Score
83.279%
EPSS Percentile
99.6th pct
GHSA ID
GitHub Severity
HIGH
SSVC Exploitation
—
SSVC Automatable
—
Vulnerability Class
—
Identity & Timeline
| Status | - |
| Assigning Authority | - |
| CVSS Version / Source | - |
| Reserved | - |
| Published | - |
| Patch Date (date_public) | - |
| Exploit DB Date | - |
| First GitHub PoC Date | - |
| Last Updated | - |
| Time to Patch (Days to fix) | - |
| Exploit Release Gap | - |
| PoC Release Gap | - |
| Exploit DB References | None identified |
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| No affected products specified. | ||
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