Quick answers
- Is CVE-2026-85570 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-85570 being exploited in the wild.
- How severe is CVE-2026-85570?
- Informational severity, published 5 November 2026.
- Which products and versions are affected?
- Tutor LMS 1.6.4 to 4.1.3.
- Is there a fix for CVE-2026-85570?
- Yes: fixed in 4.2.0. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-85570 attacked?
- It is attacked over the network, in a software library.
- Am I affected by CVE-2026-85570?
- Check whether you run 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: 4.2.0
Technical details
The plugin fails to properly respect its own settings for answer visibility and includes correct answers in the HTML of the quiz page served to students. Any authenticated user with student enrollment can view the page source or DOM to extract answers before submitting their attempt. This is a sensitive data disclosure vulnerability (CWE-200) affecting the quiz assessment mechanism.
Affected products
- Tutor Tutor LMS 1.6.4 to 4.1.3
Timeline
- 2026-11-02: disclosed
- 2026-11-02: patched: version 4.2.0 released