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CVE-2026-118090

HighCVSS 8.8/10Last modified Oct 30, 2026

Description

Subscriber PHP Object Injection in MasterStudy LMS <= 3.7.55 versions.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

Vendor	Product	Versions
Stylemix	MasterStudy LMS	<= 3.7.55

References

https://patchstack.com/database/wordpress/plugin/masterstudy-lms-learning-management-system/vulnerability/wordpress-masterstudy-lms-plugin-3-7-55-php-object-injection-vulnerability?_s_id=cve

Timeline

Published: Oct 30, 2026
Last modified: Oct 30, 2026
NVD status: Deferred

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CVE-2026-118090: High severity, CVSS 8.8 | Vulnix