What is CVE-2026-1542?

CVE-2026-1542 is a medium-severity vulnerability in Super Stage Wp, classified under Deserialization of Untrusted Data. CVSS score: 6.5/10. Published 2026-02-28.

How severe is CVE-2026-1542?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Deserialization in Super Stage Wp

CVE-2026-1542

The Super Stage WP WordPress plugin through 1.0.1 unserializes user input via REQUEST, which could allow unauthenticated users to perform PHP Object Injection when a suitable gadget is present on the blog.

Vulnerability class: Insecure Deserialization

Published 2026-02-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (8.5th percentile), scored 2026-10-04.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 8.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Super Stage Wp — versions 0

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

wpscan.com/vulnerability/d6e3041f-62e8-49ba-8806-59a1c07ec43d/ (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-1542?: CVE-2026-1542 is a medium-severity vulnerability in Super Stage Wp, classified under Deserialization of Untrusted Data. CVSS score: 6.5/10. Published 2026-02-28.
How severe is CVE-2026-1542?: Medium severity. CVSS v3 base score is 6.5 out of 10.