Name: CVE-2026-40759: Deserialization of Untrusted Data
Creator: Rapid7
Published: 2026-06-17T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-40759, CWE-502, CVSS 8.1, EPSS 0.00436

Unauthenticated PHP Object Injection in Esmée <= 1.4 versions.

CVSS Details

CVSS 3.1 Base Score: 8.1
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Esme Theme	—	Update esme theme to version 1.5, or a newer patched version	May 4, 2026	Apr 20, 2026

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CVSS Details

Covered by Rapid7

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