PatchSiren

PatchSiren cyber security CVE debrief

CVE-2026-40743 Themeum CVE debrief

CVE-2026-40743 is a MEDIUM severity vulnerability (CVSS Score: 6.5) in Tutor LMS plugin versions <= 3.9.7. The vulnerability is caused by unauthenticated broken access control. The CVE was published on 2026-06-15T21:16:49.003Z and last modified on 2026-06-15T21:24:32.790Z.

Vendor
Themeum
Product
Tutor LMS
CVSS
MEDIUM 6.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-15
Original CVE updated
2026-06-15
Advisory published
2026-06-15
Advisory updated
2026-06-15

Who should care

Users of Tutor LMS plugin versions <= 3.9.7 should be aware of this vulnerability and take necessary actions to mitigate it.

Technical summary

The vulnerability has a CVSS vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N and is classified under CWE-862.

Defensive priority

MEDIUM

Recommended defensive actions

  • Update Tutor LMS plugin to a version greater than 3.9.7.
  • Refer to [ref-4](https://patchstack.com/database/wordpress/plugin/tutor/vulnerability/wordpress-tutor-lms-plugin-3-9-7-broken-access-control-vulnerability-2?_s_id=cve) for mitigation or vendor reference.

Evidence notes

The vulnerability was reported by [email protected] and has a trust class of official_vulnerability_database.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-40743 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-40743

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-40743 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-40743

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.