CVE-2023-51414

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

0.56% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 46.6% of scored records. A rank, not a probability.

NVD base score

9.8 (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: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

2023-12-29 13:02Z2 YR AGO

Last updated

2026-04-28 16:09Z6 MO AGO

Reserved

2023-12-18

Assigning CNA

Patchstack

Record state

PUBLISHED

Severity

Critical (CVSS 9.6)

CNA CVSS vector

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

Weaknesses

• CWE-502Deserialization of Untrusted DataBase

Data version

5.2

Document digest

25ddb36cd149410bb5f100f3f9ca57931fbf36838b547a75762bb6a4b9f76f56

• patchstack.comhttps://patchstack.com/database/vulnerability/envialosimple-email-marketing-y-newsletters-gratis/wordpress-envialosimple-plugin-2-1-unauthenticated-php-object-injection-vulnerability?_s_id=cvevdb-entry