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Fencer Intel
high 8.8

CVE-2018-15709 in the critical feed json

Nagios XI 5.5.6 allows remote authenticated attackers to execute arbitrary commands via a crafted HTTP request.

published 7y ago modified 4mo ago also EUVD-2018-7579

cvss
8.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
21.0%
EPSS 21.0% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known

Summary

Nagios XI 5.5.6 allows remote authenticated attackers to execute arbitrary commands via a crafted HTTP request.

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Exploit prediction

21.03% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • tenable.com https://www.tenable.com/security/research/tra-2018-37 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 8.8 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P

Affected products

  • Nagios Nagios XI

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

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.