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CVE-2018-8298
A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory, aka "Scripting…
High7.5Known exploitedEPSS 74.7%
- Published
- Updated
- Reserved
- Assigned by
- microsoft
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.
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as ChakraCore Scripting Engine Type Confusion Vulnerability.
- Added
- 3 Mar 2022
- Fix due (US federal)
- 17 Mar 2022
- Used by ransomware
- Not known
Apply updates per vendor instructions.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 74.7% · top 0.5% of all CVEs (5 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: no · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
- affected ChakraCore
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- NuGetMicrosoft.ChakraCoreGHSA-wgw2-wwq8-c7wf (opens in a new tab)
References (4)
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8298 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 104639 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 45217 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8298 (opens in a new tab)government-resource
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- CISA KEV catalog (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-wgw2-wwq8-c7wf (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2018-8298)Record last updated .