CVE-2018-0946 in the critical feed json
ChakraCore RCE Vulnerability
published 2018-05-09 8 y ago modified 2026-06-17 4 mo ago also GHSA-wc67-4cg3-35wf , EUVD-2022-5550
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 51.1%
- EPSS 51.1% chance of exploitation in 30 days, percentile 98%
- public exploits
- 1
- Exploit-DB
Summary
A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Microsoft Edge, aka "Scripting Engine Memory Corruption Vulnerability." This affects Microsoft Edge, ChakraCore. This CVE ID is unique from CVE-2018-0945, CVE-2018-0951, CVE-2018-0953, CVE-2018-0954, CVE-2018-0955, CVE-2018-1022, CVE-2018-8114, CVE-2018-8122, CVE-2018-8128, CVE-2018-8137, CVE-2018-8139.
Patch / fix
- nuget Microsoft.ChakraCore 1.8.4
Timeline
- Published
- First public exploit (EDB-44758)
Exploit prediction
51.13% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-44758 Microsoft Edge Chakra - Cross Context Use-After-Free dos, 2018-05-25
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.6 | AV:N/AC:H/Au:N/C:C/I:C/A:C |
| GitHub | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| nuget | Microsoft.ChakraCore | <1.8.4 |
1.8.4 |
Affected products
- Microsoft Microsoft Edge
- Microsoft ChakraCore
Classification
References
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2018-0946
web, patch, vendor-advisory
-
github.com
/chakra-core/ChakraCore/commit/bee1e247bf6acbc8c862c7fc1d597ce9cab7446e
web
-
exploit-db.com
/exploits/44758/
exploit, third-party-advisory, vdb-entry
-
securityfocus.com
/bid/103989
vdb-entry, third-party-advisory
-
securitytracker.com
/id/1040844
vdb-entry, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2018-0946
advisory
-
github.com
/chakra-core/ChakraCore
package
-
web.archive.org
/web/20210125210449/https://www.securityfocus.com/bid/103989
web
-
web.archive.org
/web/20211204185256/http://www.securitytracker.com/id/1040844
web
-
exploit-db.com
/exploits/44758
web
Sources
- CVE List CVE-2018-0946
- GitHub Advisory GHSA-wc67-4cg3-35wf
- NVD CVE-2018-0946
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.