CVE-2026-82023: LearnPress WordPress Plugin < 4.4.6 Broken Object-Level Authorization via Quiz Answer Insert

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-03 · updated 2026-09-08
Weakness: CWE-863

Description

LearnPress WordPress Plugin before 4.4.6 contains a broken object-level authorization vulnerability that allows authenticated attackers with the Instructor role to add answers to quiz questions owned by other instructors by exploiting a missing ownership check on the question answer insert path. Attackers can supply arbitrary question identifiers during answer insertion, bypassing instructor-boundary restrictions to persistently modify quiz content across courses they do not own.

Affected products

thimpress LearnPress – WordPress LMS Plugin for Create and Sell Online Courses: before 4.4.6 — fixed in 4.4.6

How to fix

Upgrade to a fixed version: thimpress LearnPress – WordPress LMS Plugin for Create and Sell Online Courses 4.4.6. Check the vendor advisory for mitigations.

References

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