What is CVE-2026-116391?

CVE-2026-116391 is a high-severity vulnerability in Gs Plugins Logo Slider, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2026-10-28.

How severe is CVE-2026-116391?

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

Deserialization in Gs Plugins Logo Slider

CVE-2026-116391

Deserialization of Untrusted Data vulnerability in GS Plugins GS Logo Slider gs-logo-slider allows Object Injection.This issue affects GS Logo Slider: from n/a through 3.8.9.

Vulnerability class: Insecure Deserialization

Published 2026-10-28 · last modified 2026-10-28.

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.

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

Gs Plugins Logo Slider

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

patchstack.com/database/wordpress/plugin/gs-logo-slider/vulnerability/wordpress… (vdb-entry)

Frequently asked questions

What is CVE-2026-116391?: CVE-2026-116391 is a high-severity vulnerability in Gs Plugins Logo Slider, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2026-10-28.
How severe is CVE-2026-116391?: High severity. CVSS v3 base score is 8.8 out of 10.