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Fencer Vulns
high 7.5

CVE-2018-0953 in the critical feed json

A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Microsoft Edge, aka "Scripti…

published 2018-05-09 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-1733

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
66.3%
EPSS 66.3% chance of exploitation in 30 days, percentile 99.2%
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-2018-0946, CVE-2018-0951, 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

Timeline

  1. Published
  2. First public exploit (EDB-44694)

Exploit prediction

66.31% chance of exploitation in the next 30 days, higher than 99.2% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-44694 Microsoft Edge Chakra JIT - Magic Value Type Confusion dos, 2018-05-22

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

References

Sources

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.