Security readout for executives and security teams
Plain-English summary
CVE-2020-36703 is a stored cross-site scripting issue in the Elementor WordPress plugin through version 2.9.7. A logged-in user who can upload files could place malicious script content in SVG uploads, causing script execution when affected pages are viewed.
Executive priority
Treat as a moderate-priority remediation for public WordPress sites, with higher urgency where many non-admin users can upload files or manage content.
Technical view
The issue is CWE-79 stored XSS via SVG image uploads in Elementor Website Builder <=2.9.7. The CVSS 3.1 score is 6.4 with low attack complexity, low privileges required, no user interaction, changed scope, and limited confidentiality and integrity impact.
Likely exposure
Exposure is most likely on WordPress sites running Elementor 2.9.7 or older where authenticated users have the upload_files capability, especially multi-author, contributor, editor, or customer portal environments.
Exploitation context
The supplied sources do not show CISA KEV listing or confirmed active exploitation. Exploitation requires an authenticated account with file upload rights, but successful stored XSS can affect later visitors to the impacted page.
Researcher notes
Evidence is limited to the supplied CVE, Wordfence, and NinTechNet references. The provided affected CPE data appears sparse, so validation should rely on plugin name, installed version, and upload capability rather than CPE matching alone.
Mitigation direction
- Inventory WordPress sites running Elementor and identify versions at or below 2.9.7.
- Upgrade Elementor beyond the affected range according to vendor or trusted advisory guidance.
- Restrict upload_files capability to trusted users only.
- Disable SVG uploads unless there is a business need and safe handling is confirmed.
- Review existing SVG media files uploaded by lower-trust users.
Validation and detection
- Confirm installed Elementor versions across production and staging WordPress sites.
- List WordPress roles and users with the upload_files capability.
- Review media libraries for SVG files uploaded before remediation.
- Check affected pages for unexpected scripts or suspicious SVG content.
- Verify the updated plugin version is active after remediation.
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-2020-36703 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
- 6.4 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
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:N/S:C/C:L/I:L/A:N3.12.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.4MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
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.