Security readout for executives and security teams
Plain-English summary
CVE-2026-27046 affects the WordPress StoreCustomizer plugin, also known as woocustomizer, through version 2.6.3. A logged-in user may be able to access information they should not, due to missing authorization checks. The published CVSS score is 6.5, driven by potential high confidentiality impact. No active exploitation is indicated in the provided sources.
Executive priority
Treat as a medium-priority WordPress plugin issue. Prioritize sites handling customer, order, or account data, especially where many users can log in. The risk is confidentiality-focused, not currently shown as actively exploited in the provided sources.
Technical view
The issue is categorized as CWE-862, Missing Authorization. The CVSS vector is AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N, meaning remote exploitation requires low-privileged authentication and no user interaction. Scope is unchanged, with confidentiality impact only. Affected versions are StoreCustomizer through 2.6.3. The sources do not identify a fixed version or detailed vulnerable endpoint.
Likely exposure
Exposure is limited to WordPress sites running the Kaira StoreCustomizer/woocustomizer plugin at version 2.6.3 or earlier. Because privileges are required, risk is higher on sites with many registered users, customer accounts, contributors, or weak account governance.
Exploitation context
The provided sources do not report public exploitation or inclusion in CISA KEV. Exploitation requires an authenticated user, but no user interaction. The main business concern is unauthorized access to sensitive information within affected WordPress/WooCommerce environments.
Researcher notes
Evidence is limited to the CVE record and Patchstack entry. The record identifies missing authorization in woocustomizer through 2.6.3, with PR:L and high confidentiality impact. No affected endpoint, proof-of-concept status, exploit activity, or fixed version is included in the provided bundle.
Mitigation direction
- Inventory WordPress sites for StoreCustomizer/woocustomizer and record plugin versions.
- Check Kaira, WordPress.org, and Patchstack guidance for a fixed version or workaround.
- Update the plugin if a vendor-supported fixed version is available.
- Disable or remove the plugin where it is not business-critical.
- Reduce unnecessary WordPress user accounts and review low-privileged roles.
Validation and detection
- Confirm whether StoreCustomizer/woocustomizer is installed on each WordPress site.
- Verify whether installed versions are 2.6.3 or earlier.
- Review Patchstack and CVE records for updated remediation details.
- Check logs for unusual authenticated access to plugin-related admin or data functions.
- Document compensating controls if the plugin cannot be updated or removed.
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-862: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. 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-2026-27046 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
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/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:U/C:H/I:N/A:N2.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
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.
Missing Authorization
Missing Authorization represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.