CVE-2018-20986

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

0.95% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 58.7% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

2019-08-22 19:38Z7 YR AGO

Last updated

2024-08-05 12:19Z2 YR AGO

Reserved

2019-08-21

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base

Data version

5.1

Document digest

6d1c7603d685746bbc0bf4bfc459e2740e90b0eefc1e9fd33c90e5e65fb8e082

• wordpress.orghttps://wordpress.org/plugins/advanced-custom-fields/#developersx_refsource_MISC
• www.advancedcustomfields.comhttps://www.advancedcustomfields.com/blog/acf-5-7-8-release/x_refsource_CONFIRM
• www2.deloitte.comhttps://www2.deloitte.com/de/de/pages/risk/articles/wordpress-plugin-xss.htmlx_refsource_MISC
• www.advancedcustomfields.comhttps://www.advancedcustomfields.com/changelog/x_refsource_CONFIRM