Skip to content
Fencer Intel
high 7.5

CVE-2018-8279 in the critical feed json

A remote code execution vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka "Microsoft Edge Memory Corrupti…

published 8y ago modified 4mo ago also EUVD-2018-19942

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
70.7%
EPSS 70.7% chance of exploitation in 30 days, percentile 99.4%
public exploits
1
Exploit-DB

Summary

A remote code execution vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka "Microsoft Edge Memory Corruption Vulnerability." This affects Microsoft Edge, ChakraCore. This CVE ID is unique from CVE-2018-8125, CVE-2018-8262, CVE-2018-8274, CVE-2018-8275, CVE-2018-8301.

Patch / fix

Is CVE-2018-8279 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Timeline

  1. Published
  2. First public exploit (EDB-45214)

Exploit prediction

70.73% chance of exploitation in the next 30 days, higher than 99.4% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-45214 Microsoft Edge Chakra JIT - Parameter Scope Parsing Type Confusion dos, 2018-08-17

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

Affected products

  • Microsoft Microsoft Edge
  • Microsoft ChakraCore

Classification

Weakness
  • CWE-843 Access of Resource Using Incompatible Type

References

Sources

Fencer Intel 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.