Vulnerability Intelligence Report
Microsoft Word Remote Code Execution Vulnerability
CVE-2012-2539
Microsoft Word 2003 SP3, 2007 SP2 and SP3, and 2010 SP1; Word Viewer; Office Compatibility Pack SP2 and SP3; and Office Web Apps 2010 SP1 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted RTF data, aka "Word RTF 'listoverridecount' Remote Code Execution Vulnerability."
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
7.8
HIGH
Exploitability:1.9
Impact Score:5.9
EPSS Probability:53.16%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-787 ↗CWE-787 Out-of-bounds Write
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| microsoft | office_compatibility_pack | all |
| microsoft | office_web_apps | 2010 |
| microsoft | office_word_viewer | all |
| microsoft | sharepoint_server | 2010 |
| microsoft | word | 2003, 2007, 2010 |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2012-05-09T00:00:00 |
| Published | 2012-12-12T00:00:00 |
| Patch Date | 2012-12-11 |
| Last Updated | 2025-10-22T00:05:45 |
Community Chatter & Buzz