Security readout for executives and security teams
Plain-English summary
CVE-2026-23800 is a critical privilege escalation issue in the WordPress Modular DS plugin, package modular-connector. Affected sites may allow an unauthenticated network attacker to gain elevated privileges, potentially compromising site data and availability. Public sources do not indicate active exploitation or CISA KEV listing.
Executive priority
Treat as urgent for any internet-facing WordPress site using Modular DS. The severity is maximum and the issue may allow full site compromise. Prioritize inventory and upgrade, but avoid assuming active exploitation unless new authoritative sources confirm it.
Technical view
The CVE describes CWE-266 Incorrect Privilege Assignment in Modular DS modular-connector. The record lists Modular DS 2.5.2 before 2.6.0 as affected, with CVSS 10.0: network exploitable, low complexity, no privileges, no user interaction, changed scope, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is likely limited to WordPress sites running the Modular DS / modular-connector plugin at the affected version range. The CVE has no CPEs and lists the vendor as unknown, so asset identification may require WordPress plugin inventory rather than platform scanners alone.
Exploitation context
The CVSS vector indicates remote, unauthenticated exploitation without user interaction. However, the provided sources do not publish exploit details, proof-of-concept status, or confirmed in-the-wild exploitation. The CVE is not marked as CISA KEV in the provided bundle.
Researcher notes
Public detail is sparse. The record identifies privilege escalation via incorrect privilege assignment but does not describe vulnerable code paths or exploitation mechanics. Version data is somewhat narrow, listing 2.5.2 before 2.6.0. Absence of CPEs may reduce automated detection coverage.
Mitigation direction
- Identify WordPress sites using the Modular DS modular-connector plugin.
- Upgrade affected installations to version 2.6.0 or later where available.
- If upgrade is unavailable, check vendor or Patchstack guidance before applying compensating controls.
- Review administrator accounts and recent privilege changes on affected sites.
Validation and detection
- Confirm installed modular-connector plugin versions across WordPress assets.
- Flag installations matching 2.5.2 before 2.6.0 as affected.
- Verify upgraded sites report version 2.6.0 or later.
- Review WordPress user roles for unexpected administrator-level accounts.
- Check security monitoring for unusual authentication or role-management events.
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-266: 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 lookupPrivilege behavior lookup
The CVE wording references privilege impact, so privilege escalation and authorization behavior review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2026-23800 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
- 10 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/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:N/UI:N/S:C/C:H/I:H/A:H3.96Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
10CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/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.
Incorrect Privilege Assignment
Incorrect Privilege Assignment represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.