Security readout for executives and security teams
Plain-English summary
This vulnerability affects the WordPress Unlimited Elements For Elementor plugin through version 1.5.60. A logged-in attacker could abuse unsafe ZIP/file handling to place a dangerous file on the web server, potentially leading to full site compromise. The source bundle does not name a fixed version or active exploitation.
Executive priority
Treat this as urgent for any public WordPress property using the affected plugin. Prioritize inventory and remediation because compromise could affect website integrity, customer trust, data exposure, and service availability.
Technical view
CVE-2023-31090 is a CWE-434 dangerous file upload issue described as unrestricted ZIP extraction in Unlimited Elements For Elementor through 1.5.60. CVSS 3.1 is 9.9: network exploitable, low complexity, low privileges required, no user interaction, scope changed, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is likely limited to WordPress sites with Unlimited Elements For Elementor installed at version 1.5.60 or earlier. Risk is higher where low-privileged authenticated accounts exist, because the CVSS vector requires privileges but not user interaction.
Exploitation context
The provided sources do not show CISA KEV listing or cited active exploitation. The vulnerability is still high-risk because successful exploitation could enable web shell upload and server-side compromise, but exploitation in the wild is unconfirmed from the bundle.
Researcher notes
The bundle supports critical severity, affected versions through 1.5.60, CWE-434, and web shell impact. It does not provide exploit details, a confirmed fixed version, or active exploitation evidence, so those points should remain explicitly unconfirmed.
Mitigation direction
- Inventory WordPress sites for Unlimited Elements For Elementor installations.
- Identify any plugin versions at or below 1.5.60.
- Check vendor and Patchstack guidance for a fixed version or official mitigation.
- Disable or remove the plugin if it is not business-critical.
- Restrict WordPress account creation and plugin-related privileges.
Validation and detection
- Confirm the installed plugin slug is unlimited-elements-for-elementor.
- Record the exact installed version from WordPress administration or asset inventory.
- Review web server and WordPress logs for suspicious file upload activity.
- Check web-accessible upload/plugin directories for unexpected executable files.
- Verify current remediation guidance against vendor or Patchstack sources.
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-434: File access and web shell behavior lookup
File traversal and upload weaknesses can lead teams to review file, web shell, execution, and collection telemetry. 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 lookupFile access behavior lookup
The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2023-31090 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
- Critical
- CVSS
- 9.9 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
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:H/I:H/A:H3.16Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
9.9CriticalVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
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.