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Vulnerability record · CVE-2017-0252 · published 15 May 2017

CVE-2017-0252: Microsoft edge memory buffer overflow vulnerability

Microsoft · Edge

A remote code execution vulnerability exists in Microsoft Chakra Core in the way JavaScript engines render when handling objects in memory. aka "Scripting Engine Memory Corruption Vulnerability". This vulnerability is unique from CVE-2017-0223.

9.8 CVSS 3.0 Critical EPSS 13% · top 3.7% CWE-119 · Memory buffer overflow
9.8CVSS 3.0 base score, v2 7.5
13%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A remote code execution vulnerability exists in Microsoft Chakra Core in the way JavaScript engines render when handling objects in memory. aka "Scripting Engine Memory Corruption Vulnerability". This vulnerability is unique from CVE-2017-0223.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/Microsoft/ChakraCore/pull/2959 PatchThird Party Advisory
https://github.com/Microsoft/ChakraCore/pull/2959 PatchThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2017-0252), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.