What is CVE-2026-97256?

CVE-2026-97256 is a high-severity vulnerability in Greg – Siteorigin Page Builder By, classified under Deserialization of Untrusted Data. CVSS score: 7.2/10. Published 2026-09-30.

How severe is CVE-2026-97256?

High severity. CVSS v3 base score is 7.2 out of 10.

Deserialization in Greg – Siteorigin Page Builder By

CVE-2026-97256

Editor PHP Object Injection in Page Builder by SiteOrigin <= 2.36.0 versions.

Vulnerability class: Insecure Deserialization

Published 2026-09-30 · last modified 2026-09-30.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/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

Greg – Siteorigin Page Builder By

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

patchstack.com/database/wordpress/plugin/siteorigin-panels/vulnerability/wordpr… (vdb-entry)

Frequently asked questions

What is CVE-2026-97256?: CVE-2026-97256 is a high-severity vulnerability in Greg – Siteorigin Page Builder By, classified under Deserialization of Untrusted Data. CVSS score: 7.2/10. Published 2026-09-30.
How severe is CVE-2026-97256?: High severity. CVSS v3 base score is 7.2 out of 10.