CVE-2017-0252
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".
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 13.4%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.
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
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 13.38% probability · 96th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- microsoft/edge
- Source
- secure@microsoft.com
EPSS moved from 12.2% on 21 September 2026 to 13.4% on 27 October 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.
References
- https://github.com/Microsoft/ChakraCore/pull/2959Patch, Third Party Advisory
- https://github.com/Microsoft/ChakraCore/pull/2959Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.