CVE-2018-8177 in the critical feed json
ChakraCore RCE Vulnerability
published 2018-05-09 8 y ago modified 2026-06-17 4 mo ago also GHSA-7cc5-cqmx-9v7g , EUVD-2022-2973
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 11.4%
- EPSS 11.4% chance of exploitation in 30 days, percentile 96%
- public exploits
- 0
- none known
Summary
A remote code execution vulnerability exists in the way that the Chakra scripting engine handles objects in memory in Microsoft Edge, aka "Chakra Scripting Engine Memory Corruption Vulnerability." This affects ChakraCore. This CVE ID is unique from CVE-2018-0943, CVE-2018-8130, CVE-2018-8133, CVE-2018-8145.
Patch / fix
- nuget Microsoft.ChakraCore 1.8.4
Exploit prediction
11.44% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).
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 ChakraCore
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2018-8177
web, patch, vendor-advisory
-
github.com
/chakra-core/ChakraCore/commit/eb4b00bcd61a56d5ac66f4155870cba3178d3273
web
-
securityfocus.com
/bid/104090
vdb-entry, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2018-8177
advisory
-
github.com
/chakra-core/ChakraCore
package
-
web.archive.org
/web/20210124164218/http://www.securityfocus.com/bid/103967
web
Sources
- CVE List CVE-2018-8177
- GitHub Advisory GHSA-7cc5-cqmx-9v7g
- NVD CVE-2018-8177
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.