CVE-2018-17855

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.90% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 78.2% of scored records. A rank, not a probability.

NVD base score

8.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2018-10-09 21:00Z7 YR AGO

Last updated

2024-08-05 10:54Z2 YR AGO

Reserved

2018-10-01

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-269Improper Privilege ManagementClass

Data version

5.1

Document digest

9c403454004d2a6dcf84435d5293c699abb546fca4794f80ea42bd83b259949a

• www.securityfocus.com105559http://www.securityfocus.com/bid/105559vdb-entryx_refsource_BID
• www.securitytracker.com1041914http://www.securitytracker.com/id/1041914vdb-entryx_refsource_SECTRACK
• developer.joomla.orghttps://developer.joomla.org/security-centre/754-20181004-core-acl-violation-in-com-users-for-the-admin-verificationx_refsource_CONFIRM