CVE-2026-19092: CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') in Tutor LMS
Description
CVE-2026-19092 is a critical vulnerability in the Tutor LMS WordPress plugin version 2.1.3. It allows unauthenticated users to overwrite internal variables during template rendering, enabling them to invoke arbitrary zero-argument PHP functions and obtain their output. This flaw arises from improper neutralization of special elements in output used by a downstream component, classified as CWE-74.
CVSS v3.1
Score 9.8critical
Affected software
Tutor LMS
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Tutor LMS WordPress plugin before version 4.0.6 contains an injection vulnerability (CWE-74) where request data is not properly sanitized, allowing unauthenticated attackers to overwrite internal variables during template rendering. This enables the invocation of arbitrary zero-argument PHP functions and retrieval of their output, potentially leading to full compromise of confidentiality, integrity, and availability of the affected system. The vulnerability is identified as CVE-2026-19092 with a CVSS 3.1 base score of 9.8 (critical).
Potential Impact
Successful exploitation allows unauthenticated attackers to execute arbitrary zero-argument PHP functions, which can lead to complete compromise of the affected system's confidentiality, integrity, and availability. This can result in unauthorized data disclosure, modification, or denial of service.
Mitigation Recommendations
No official patch or remediation guidance is currently available. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is released, restrict access to the affected plugin and monitor for suspicious activity.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-08-06T13:04:28.162Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a909ceeacd9273b49b2cd3a
Added to database: 08/27/2026, 20:24:14 UTC
Last enriched: 09/08/2026, 11:07:24 UTC
Last updated: 10/10/2026, 18:48:17 UTC
Views: 71
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