CVE-2026-40758

WordPress Léonie theme <= 1.2.1 - PHP Object Injection vulnerability

State: Published
Severity: 8.1 High
Published: Jun 16, 2026
Updated: Jun 17, 2026
Reserved: Apr 15, 2026

Description

Unauthenticated PHP Object Injection in Léonie <= 1.2.1 versions.

Scores

CVSS	Score	Vector	Source
3.1	8.1 High	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H	Patchstack

Weaknesses

CWE-502 Deserialization of Untrusted Data

Affected Products

Product	Versions
LéonieElated-Themes	1.2.1 and earlierAffectedfrom 1.3Not affected

References

https://patchstack.com/database/wordpress/theme/lonie/vulnerability/wordpress-leonie-theme-1-2-1-php-object-injection-vulnerability?_s_id=cvevdb-entry

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