What’s Vulnerable › Vulnerabilities

CVE-2023-5558: LearnPress < 4.2.5.5 - Reflected Cross-Site Scripting

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-01-16 · updated 2026-06-17
• Weakness: CWE-79

Description

The LearnPress WordPress plugin before 4.2.5.5 does not sanitise and escape user input before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin.

Affected products

• thimpress LearnPress – WordPress LMS Plugin for Create and Sell Online Courses: before 4.2.5.5 — fixed in 4.2.5.5

How to fix

Upgrade to a fixed version: thimpress LearnPress – WordPress LMS Plugin for Create and Sell Online Courses 4.2.5.5. Check the vendor advisory for mitigations.

References

• https://wpscan.com/vulnerability/4efd2a4d-89bd-472f-ba5a-f9944fd4dd16/
• https://wpscan.com/vulnerability/4efd2a4d-89bd-472f-ba5a-f9944fd4dd16/

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