CVE-2026-42702: Themeum Tutor LMS reflected cross-site scripting vulnerability

CVE-2026-42702 · Severity: high · CVSS 7.1 · Published 2026-10-10

Tutor LMS is a WordPress plugin that provides learning management system functionality. A reflected cross-site scripting (XSS) vulnerability in versions up to 4.1.0 allows attackers to inject malicious scripts into web pages viewed by site visitors. Successful exploitation could result in theft of visitor session cookies, account takeover, or malware distribution to site users.

Technologies: Themeum Tutor LMS. Vendors: Themeum.

Quick answers

Is CVE-2026-42702 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-42702 being exploited in the wild.
How severe is CVE-2026-42702?
High severity, with a CVSS score of 7.1, published 10 October 2026.
Which products and versions are affected?
Themeum Tutor LMS through 4.1.0.
Is there a fix for CVE-2026-42702?
Yes: fixed in 4.1.1. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-42702 attacked?
It is attacked over the network, in a web application.
Am I affected by CVE-2026-42702?
Check whether you run Themeum Tutor LMS at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • Fixed in: 4.1.1

Technical details

The vulnerability is a reflected XSS flaw in Tutor LMS that fails to properly neutralize untrusted input during web page generation. The attack requires user interaction—a victim must click a malicious link or visit a crafted page—but does not require authentication. An attacker can inject arbitrary JavaScript that executes in the victim's browser context, potentially stealing sensitive data or session tokens.

Affected products

  • Themeum Tutor LMS through 4.1.0

Timeline

  • 2026-10-06: disclosed: Reported by Intrudify
  • 2026-10-10: advisory: Published to NVD
  • 2026-10-06: patched: Version 4.1.1 released

References

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