Security readout for executives and security teams
Plain-English summary
CVE-2026-31914 is a DOM-based cross-site scripting issue in the WordPress WP Courses LMS plugin, affecting versions through 3.2.26. An attacker with low privileges may need a user to interact with crafted content. Successful exploitation could affect confidentiality, integrity, and availability at a limited level.
Executive priority
Treat as a moderate-priority web application issue. Prioritize sites using WP Courses LMS for training, customer portals, or authenticated communities, especially where many low-privilege users can interact with course content.
Technical view
The CVE describes CWE-79 improper input neutralization during web page generation in hookandhook WP Courses LMS, package wp-courses. CVSS 3.1 is 6.5 with AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L. The issue is DOM-based XSS and is listed as affecting versions up to and including 3.2.26.
Likely exposure
Exposure is limited to WordPress sites using WP Courses LMS versions through 3.2.26. Sites not running this plugin, or running versions outside the affected range, are not indicated as affected by the provided sources.
Exploitation context
The CVSS vector indicates network reachability, low attack complexity, required low privileges, and required user interaction. The source bundle does not cite active exploitation, and the CVE is not marked as CISA KEV.
Researcher notes
Evidence is limited to the CVE metadata and Patchstack database reference. No exploit details, proof-of-concept, active exploitation claim, or fixed version is included in the provided bundle. Validate against vendor guidance before declaring remediation complete.
Mitigation direction
- Inventory WordPress sites for the WP Courses LMS plugin.
- Identify installed WP Courses LMS versions and flag versions through 3.2.26.
- Check the plugin vendor or Patchstack entry for fixed-version guidance.
- Prioritize update or removal if the plugin is exposed to untrusted users.
Validation and detection
- Confirm whether wp-courses is installed on each WordPress site.
- Record the installed WP Courses LMS version.
- Review user roles allowed to access plugin functionality.
- Monitor vendor and Patchstack advisories for remediation details.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-79: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2026-31914 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L2.33.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Source materials
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.