ChakraCore and Microsoft Edge in Microsoft Windows 10 1511, 1607, 1703, 1709, and Windows Server 2016 allows remote code execution, due to how the Chakra scripting engine handles objects in memory, aka "Chakra Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2018-0872, CVE-2018-0874, CVE-2018-0930, CVE-2018-0931, CVE-2018-0933, CVE-2018-0934, CVE-2018-0936, and CVE-2018-0937.
CVE-2018-0873
This high-severity CVE scores 7.5 under NVD CVSS v3. EPSS exploit probability: 15.7%, top 3% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.5
- EG Score
- 7.5(medium)
- EPSS
- 96.5%
- KEV
- Not listed
Published
March 14, 2018
Last Modified
November 21, 2024
References (6)
- secure@microsofthttp://www.securityfocus.com/bid/103268
- secure@microsofthttp://www.securitytracker.com/id/1040507
- secure@microsofthttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0873
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/103268
- af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1040507
- af854a3a-2127-422b-91ae-364da2661108https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0873
Affected Packages
(1 across 1 ecosystem)
NuGet(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| Microsoft.ChakraCore | 1.2.0 ... 1.8.1 (29 versions) | 1.8.2 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
All Vendor Advisories
(1)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Data Freshness Timeline
(refreshed 10× in last 7d / 38× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-22 22:11 UTCEG score recompute
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Frequently asked(5)
What is CVE-2018-0873?
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Is CVE-2018-0873 actively exploited?
What is the CVSS score of CVE-2018-0873?
How do I remediate CVE-2018-0873?
Dependency Blast Radius
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