Security readout for executives and security teams
Plain-English summary
CVE-2026-27542 is a critical privilege escalation issue in the WordPress Woocommerce Wholesale Lead Capture plugin. The CVE states unauthenticated network attackers may be able to gain elevated privileges, creating risk of site takeover, data exposure, and store disruption for affected WooCommerce sites.
Executive priority
Treat as urgent for any WooCommerce site using this plugin. The rating reflects potential unauthenticated privilege escalation with full site impact. Confirm exposure immediately, then follow vendor guidance or reduce exposure until a safe version or mitigation is verified.
Technical view
The issue is an Incorrect Privilege Assignment vulnerability, mapped to CWE-266, affecting Rymera Web Co Pty Ltd. Woocommerce Wholesale Lead Capture through version 2.0.3.1. CVSS 3.1 is 9.8 with AV:N/AC:L/PR:N/UI:N and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is likely limited to WordPress/WooCommerce sites running the Woocommerce Wholesale Lead Capture plugin at affected versions. Public internet-facing stores are higher priority because the CVSS vector indicates network exploitation without authentication or user interaction.
Exploitation context
The source bundle does not show CISA KEV listing, and no cited source confirms active exploitation. Public vulnerability database references exist, so defenders should assume attackers may triage exposed plugin installations quickly.
Researcher notes
There is a version inconsistency in the provided sources: the CVE description says through 2.0.3.1, while the Patchstack reference URL title mentions 1.17.8. Use the CVE record and vendor/Patchstack detail pages to confirm exact affected and fixed versions before closing remediation.
Mitigation direction
- Identify all WordPress sites using Woocommerce Wholesale Lead Capture.
- Check installed plugin versions against the CVE affected range.
- Consult Rymera/Patchstack guidance for fixed versions or vendor-recommended mitigations.
- Prioritize remediation for internet-facing WooCommerce stores.
- Temporarily disable the plugin if business impact allows and no fix is available.
Validation and detection
- Inventory WordPress plugins across production and staging sites.
- Confirm whether woocommerce-wholesale-lead-capture is installed.
- Record the installed plugin version on each site.
- Review WordPress administrator accounts for unexpected additions or privilege changes.
- Check web and WordPress logs for unusual account or role activity.
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-2026-27542 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
- 9.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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:U/C:H/I:H/A:H3.95.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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.