PT-2021-15981 · WordPress · The Tutor Lms

Phu Tran · Published 2021-08-02 · Updated 2021-08-10 · CVE-2021-24455

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions The Tutor LMS – eLearning and online course solution WordPress plugin versions prior to 1.9.2

Description The issue is related to a Stored Cross-Site Scripting problem. It occurs because the Summary field of Announcements is not properly escaped when outputted in an attribute. This field can be created by users with low privileges, such as Tutor Instructors. The issue is triggered when viewing the Announcements list and could potentially lead to privilege escalation if viewed by an administrator.

Recommendations For versions prior to 1.9.2, update to version 1.9.2 or later to resolve the issue.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-24455

Affected Products

The Tutor Lms

References · 3

• 🔥 https://wpscan.com/vulnerability/9ef14cf1-1e04-4125-a296-9aa5388612f9 · Exploit
• https://osv.dev/vulnerability/CVE-2021-24455 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-24455 · Security Note