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Sid 1-47114


BROWSER-IE Microsoft Edge heap overflow attempt


This event is generated when an attempted heap overflow in Microsoft Edge is detected.


Potential for remote code execution


CVSS base score 7.5

CVSS impact score 5.9

CVSS exploitability score 1.6

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Detailed information

Heap overflow CVE-2018-8262: A remote code execution vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka "Microsoft Edge Memory Corruption Vulnerability." This affects Microsoft Edge. This CVE ID is unique from CVE-2018-8125, CVE-2018-8274, CVE-2018-8275, CVE-2018-8279, CVE-2018-8301.

Affected systems

  • microsoft edge -

Ease of attack


False positives

False negatives

Corrective action


  • Cisco's Talos Intelligence Group

Additional References