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Emerging threatsHigh

CVE-2018-15710Nagios XI OS Command Injection

Nagios XI 5.5.6 allows local authenticated attackers to escalate privileges to root via Autodiscover_new.php.

Published Nov 14, 2018 · Updated Nov 21, 2024

Key Facts

Patch immediately
  • CVE-2018-15710 is a high-severity vulnerability (CVSS 7.8 v3) affecting Nagios XI.
  • It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
  • EPSS estimates a 44% probability of exploitation in the next 30 days.
  • No fixed version is listed yet; check the vendor advisory for mitigations.
  • Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.

Scores

CVSS v3

7.8

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS (30-day exploit likelihood)

44%

Higher than 98.7% of all scored CVEs

Exploit maturity

Weaponized

ATLAS score

55/100

Publication score, see How it works

Exploitation Verdict

KEV listed

Not listed

Federal due date

None

No federal due date

Ransomware use

Not reported

Attributed actors

None named

Exploit & Defence Guidance

Exploit maturity

Weaponized

Public exploit code

4

Proof-of-concept links

In-the-wild evidence

1

Reports of active use

Description

Nagios XI 5.5.6 allows local authenticated attackers to escalate privileges to root via Autodiscover_new.php.

Affected Products

2 affected entries in total
ProductAffected versionsFixed in
Nagios XINagios5.5.6, >= 5.5.6n/a

Timeline

  1. Publicly disclosed

    Nov 14, 2018

  2. Last updated

    Nov 21, 2024

Weakness Type

  • CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

References

1 more references in the full CVE brief

FAQ

Common Questions.

Is CVE-2018-15710 On Your Attack Surface?

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Figures as of Oct 19, 2026. Compiled by Brandefense technologies from public vulnerability catalogs; scoring as described in How it works.

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