CVE-2018-19556

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

1.01% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 60.8% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

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

2018-11-26 07:00Z7 YR AGO

Last updated

2024-08-05 11:37Z2 YR AGO

Reserved

2018-11-26

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-20Improper Input ValidationClass

Data version

5.1

Document digest

545df1f3cc84983e2616ae13831c19a0556cab4a031e87d1bafb9f74f27f5fb1

• github.comhttps://github.com/zblogcn/zblogphp/issues/205x_refsource_CONFIRM
• github.comhttps://github.com/novysodope/Z-BlogPHP1.5Zero/blob/bee6dba066b3f9aa378dcde63e1e0ffad6ad0f49/Url%20hijackingx_refsource_MISC