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Fencer Intel
medium 4.3

CVE-2018-8604 json

A tampering vulnerability exists when Microsoft Exchange Server fails to properly handle profile data, aka "Microsoft Exchange Server Tampe…

published 2018-12-12 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-20219

cvss
4.3
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.4%
EPSS 2.4% chance of exploitation in 30 days, percentile 84%
public exploits
0
none known

Summary

A tampering vulnerability exists when Microsoft Exchange Server fails to properly handle profile data, aka "Microsoft Exchange Server Tampering Vulnerability." This affects Microsoft Exchange Server.

Patch / fix

Exploit prediction

2.41% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 4.3 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:N/I:P/A:N

Affected products

  • Microsoft Microsoft Exchange Server

Classification

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.