CVE-2021-4428

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

15.81% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 96.6% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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

2023-07-18 17:00Z3 YR AGO

Last updated

2024-08-03 17:23Z2 YR AGO

Reserved

2023-07-16

Assigning CNA

VulDB

Record state

PUBLISHED

Severity

Low (CVSS 2.7)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

Weaknesses

• CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass

Data version

5.1

Document digest

ae435aaaa9ff2d8d017835e374e8ed96565f3a62e43e7bb1e71b2af2d5280c3d

• vuldb.comhttps://vuldb.com/?id.234247vdb-entrytechnical-description
• vuldb.comhttps://vuldb.com/?ctiid.234247signaturepermissions-required
• github.comhttps://github.com/what3words/wordpress-autosuggest-plugin/pull/20issue-tracking
• github.comhttps://github.com/what3words/wordpress-autosuggest-plugin/commit/dd59cbac5f86057d6a73b87007c08b8bfa0c32acpatch
• github.comhttps://github.com/what3words/wordpress-autosuggest-plugin/releases/tag/v4.0.1patch