Security readout for executives and security teams
Plain-English summary
CVE-2026-2389 affects the Complianz WordPress cookie consent plugin up to 7.4.4.2. A logged-in user with Contributor-level access or higher may store script in content that runs for visitors. Exploitation also requires the Classic Editor plugin. This is not marked as known exploited in CISA KEV based on the provided data.
Executive priority
Prioritize sites where third parties, contractors, or many users can create content. The vulnerability is not currently documented as actively exploited in the provided sources, but stored XSS can affect visitors and administrators. Treat remediation as a near-term WordPress hygiene task, especially on public or high-traffic sites.
Technical view
The issue is stored cross-site scripting in Complianz’s content filtering. The revert_divs_to_summary function converts the ” entity into a literal double quote in post content without later sanitization. That can enable script injection when processed content is viewed. CVSS is 4.9, with network access, low privileges, high complexity, changed scope, and low confidentiality/integrity impact.
Likely exposure
Exposure is most likely on WordPress sites running Complianz – GDPR/CCPA Cookie Consent version 7.4.4.2 or earlier, with Classic Editor installed and activated, and untrusted or compromised Contributor-level accounts. Sites without Classic Editor or without lower-privileged content authors appear less exposed based on the source description.
Exploitation context
The sources describe an authenticated stored XSS requiring Contributor-level access and Classic Editor. The CVSS vector marks attack complexity high. No provided source says this is actively exploited, and the KEV flag is false. Impact is mainly visitor or administrator browser-side script execution from an injected page.
Researcher notes
Evidence is limited to the CVE description, Wordfence advisory, WordPress Trac source references, and changeset 3483618. The affected range is stated as all versions through 7.4.4.2. The requirement for Classic Editor materially narrows exploitability. Do not assume broader plugin combinations or active exploitation without additional evidence.
Mitigation direction
- Identify sites running Complianz – GDPR/CCPA Cookie Consent version 7.4.4.2 or earlier.
- Check vendor and Wordfence guidance for a release containing the referenced code change.
- Update Complianz when an applicable fixed version is available from trusted WordPress sources.
- Disable Classic Editor where it is not business-required.
- Restrict Contributor and higher roles to trusted accounts only.
- Review and remove unnecessary authoring accounts on affected WordPress sites.
Validation and detection
- Confirm installed Complianz version on each WordPress site.
- Confirm whether Classic Editor is installed and activated.
- Review users with Contributor, Author, Editor, or Administrator privileges.
- Inspect recent contributor-created content for unexpected scripts or malformed markup.
- Compare installed plugin code or release notes against WordPress changeset 3483618.
- Monitor Wordfence and CVE records for updated 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-2026-2389 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
- 4.9 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:H/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:H/PR:L/UI:N/S:C/C:L/I:L/A:N1.82.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.9MediumVector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/bb9aedc6-42ef-4fd9-a9d5-2a79214be472?source=cveCVE reference
- https://plugins.trac.wordpress.org/browser/complianz-gdpr/tags/7.4.4.2/documents/class-document.php#L2168CVE reference
- https://plugins.trac.wordpress.org/browser/complianz-gdpr/trunk/documents/class-document.php#L2194CVE reference
- https://plugins.trac.wordpress.org/changeset/3483618/CVE reference
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.