What is CVE-2026-112852?

CVE-2026-112852 is a high-severity vulnerability in Themerex Group Helion, classified under Deserialization of Untrusted Data. CVSS score: 8.1/10. Published 2026-10-23.

How severe is CVE-2026-112852?

High severity. CVSS v3 base score is 8.1 out of 10.

Deserialization in Themerex Group Helion

CVE-2026-112852

Deserialization of Untrusted Data vulnerability in ThemeREX Group Helion helion allows Object Injection.This issue affects Helion: from n/a through 1.1.12.

Vulnerability class: Insecure Deserialization

Published 2026-10-23 · last modified 2026-10-23.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Themerex Group Helion

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

patchstack.com/database/wordpress/theme/helion/vulnerability/wordpress-helion-t… (vdb-entry)

Frequently asked questions

What is CVE-2026-112852?: CVE-2026-112852 is a high-severity vulnerability in Themerex Group Helion, classified under Deserialization of Untrusted Data. CVSS score: 8.1/10. Published 2026-10-23.
How severe is CVE-2026-112852?: High severity. CVSS v3 base score is 8.1 out of 10.