Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2018-8298

CVE-2018-8298HIGH

Microsoft ChakraCore — ChakraCore ChakraCore scripting engine

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   H   N   R  U  H  H  H    7.5   .7469   99.5   YES

AFFECTED
  Product     Versions      Fixed
  ChakraCore  ChakraCore –  —

TIMELINE
  Mar 14  Reserved by microsoft
  Jul 11  Published (CNA: microsoft)
  Mar 3   Added to CISA KEV, remediation due 2022-03-17

CWE-843 · CNA: microsoft · CVSS v3.1 · 4 references · KEV due March 17, 2022

Description

A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability." This affects ChakraCore. This CVE ID is unique from CVE-2018-8242, CVE-2018-8283, CVE-2018-8287, CVE-2018-8288, CVE-2018-8291, CVE-2018-8296.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
March 14, 2018	Reserved	Reserved by microsoft
July 11, 2018	Published	Published (CNA: microsoft)
March 3, 2022	KEV ADDED	Added to CISA KEV, remediation due 2022-03-17

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Microsoft	ChakraCore	—	ChakraCore	—

Weaknesses

CWE-843

References (4)

http://www.securityfocus.com/bid/104639 [vdb-entry, x_refsource_BID]
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8298 [x_refsource_CONFIRM]
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8298 [government-resource]
https://www.exploit-db.com/exploits/45217/ [exploit, x_refsource_EXPLOIT-DB]

Authoritative record: CVE-2018-8298 at cve.org

Vendors: microsoft

Weaknesses: CWE-843

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2018-8298 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.