Security readout for executives and security teams
Plain-English summary
CVE-2026-28135 affects the WordPress Royal Elementor Addons plugin through version 1.7.1052. The issue may let an unauthenticated remote attacker access functionality that should be restricted, potentially causing unauthorized changes and limited availability impact. No source provided confirms active exploitation.
Executive priority
Treat this as a high-priority WordPress plugin risk where the plugin is installed on public sites. Prioritize inventory and vendor-guided remediation, especially for revenue, marketing, or customer-facing properties.
Technical view
The CVE describes CWE-829, inclusion of functionality from an untrusted control sphere, resulting in functionality not properly constrained by ACLs. CVSS 3.1 is 8.2: network-accessible, low complexity, no privileges, no user interaction, high integrity impact, low availability impact, no confidentiality impact.
Likely exposure
Exposure is likely limited to WordPress sites running Royal Elementor Addons versions up to and including 1.7.1052. Public-facing WordPress sites are the main concern because the CVSS vector indicates network exploitation without authentication.
Exploitation context
The source bundle does not show CISA KEV listing or cite active exploitation. The CVSS vector indicates exploitation could be remote and unauthenticated, but available sources do not provide exploit details, public exploit status, or observed attacks.
Researcher notes
Evidence is limited to the CVE description, CVSS data, and Patchstack reference. The bundle has a version inconsistency: the description says <= 1.7.1052, while the Patchstack URL text references 1.7.1049. Validate against vendor/Patchstack before closing remediation.
Mitigation direction
- Inventory WordPress sites using Royal Elementor Addons.
- Identify installations running version 1.7.1052 or earlier.
- Check WP Royal and Patchstack guidance for a fixed version or mitigation.
- Prioritize remediation for public-facing and business-critical WordPress sites.
- Restrict administrative access and monitor suspicious plugin-related activity.
Validation and detection
- Confirm the plugin is installed and enabled.
- Record the installed Royal Elementor Addons version.
- Compare the version against the affected range: <= 1.7.1052.
- Review vendor or Patchstack advisories for updated remediation details.
- Check logs for unusual unauthenticated requests to plugin functionality.
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-829: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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-2026-28135 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
- High
- CVSS
- 8.2 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/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:N/UI:N/S:U/C:N/I:H/A:L3.94.2Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.2HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/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.
Inclusion of Functionality from Untrusted Control Sphere
Inclusion of Functionality from Untrusted Control Sphere represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.