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Fencer Vulns
high 7.8

CVE-2018-8232 json

A Tampering vulnerability exists when Microsoft Macro Assembler improperly validates code, aka "Microsoft Macro Assembler Tampering Vulnera…

published 2018-07-11 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-19899

cvss
7.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.2%
EPSS 1.2% chance of exploitation in 30 days, percentile 67%
public exploits
0
none known

Summary

A Tampering vulnerability exists when Microsoft Macro Assembler improperly validates code, aka "Microsoft Macro Assembler Tampering Vulnerability." This affects Microsoft Visual Studio.

Patch / fix

Exploit prediction

1.17% chance of exploitation in the next 30 days, higher than 67% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 7.8 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • Microsoft Microsoft Visual Studio

Classification

Weakness
  • CWE-20 Improper Input Validation

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.