What is CVE-2026-25400?

CVE-2026-25400 is a high-severity vulnerability in Thememount Apicona, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2026-03-25.

How severe is CVE-2026-25400?

High severity. CVSS v3 base score is 8.8 out of 10.

Deserialization in Thememount Apicona

CVE-2026-25400

Deserialization of Untrusted Data vulnerability in thememount Apicona apicona allows Object Injection.This issue affects Apicona: from n/a through <= 24.1.0.

Vulnerability class: Insecure Deserialization

EPSS: 0.001 (21.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Thememount Apicona — versions 0

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

patchstack.com/database/Wordpress/Theme/apicona/vulnerability/wordpress-apicona… (vdb-entry)

Frequently asked questions

What is CVE-2026-25400?: CVE-2026-25400 is a high-severity vulnerability in Thememount Apicona, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2026-03-25.
How severe is CVE-2026-25400?: High severity. CVSS v3 base score is 8.8 out of 10.