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Fencer Intel
high 7.5

CVE-2016-3296 in the critical feed json

ChakraCore RCE Vulnerability

published 2016-08-09 10 y ago modified 2026-06-17 4 mo ago also GHSA-5ppx-g65v-4vfv , EUVD-2022-2630

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
14.9%
EPSS 14.9% chance of exploitation in 30 days, percentile 96%
public exploits
0
none known

Summary

The Chakra JavaScript engine in Microsoft Edge allows remote attackers to execute arbitrary code via a crafted web site, aka "Scripting Engine Memory Corruption Vulnerability."

Exploit prediction

14.87% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).

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
<=1.2.0
no fix listed

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

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.