CVE-2018-20838

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

1.06% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 62.2% 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

2019-05-13 04:04Z7 YR AGO

Last updated

2024-08-05 12:12Z2 YR AGO

Reserved

2019-05-12

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

018a4d1a84a1a948cda79e880fc2cdb78a74d211751aaab7d1113a5e77865799

• www.wordfence.comhttps://www.wordfence.com/blog/2018/11/xss-injection-campaign-exploits-wordpress-amp-plugin/x_refsource_MISC
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/accelerated-mobile-pages/trunk/changelog.txtx_refsource_MISC
• wordpress.orghttps://wordpress.org/plugins/accelerated-mobile-pages/#developersx_refsource_MISC
• ampforwp.comhttps://ampforwp.com/critical-security-issues-has-been-fixed-in-0-9-97-20-version/x_refsource_MISC