PatchSiren cyber security CVE debrief

CVE-2026-48873 Montonio CVE debrief

CVE-2026-48873 is a HIGH severity vulnerability in the Montonio for WooCommerce plugin (versions <= 10.1.2). This vulnerability is classified as Unauthenticated Broken Access Control, with a CVSS score of 7.5. The vulnerability was published on [cvePublishedAt](https://www.cve.org/CVERecord?id=CVE-2026-48873) and last modified on [cveModifiedAt](https://nvd.nist.gov/vuln/detail/CVE-2026-48873).

Vendor: Montonio
Product: Montonio for WooCommerce
CVSS: HIGH 7.5
CISA KEV: Not listed in stored evidence
Original CVE published: 2026-06-15
Original CVE updated: 2026-06-15
Advisory published: 2026-06-15
Advisory updated: 2026-06-15

Who should care

Administrators and users of the Montonio for WooCommerce plugin versions <= 10.1.2 should prioritize patching this vulnerability to prevent potential exploitation.

Technical summary

The vulnerability is caused by Unauthenticated Broken Access Control in the Montonio for WooCommerce plugin. The CVSS vector for this vulnerability is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N. The primary weakness associated with this vulnerability is CWE-862.

Defensive priority

HIGH

Recommended defensive actions

Patch the Montonio for WooCommerce plugin to version > 10.1.2.
Review and restrict access controls for the plugin.

Evidence notes

Evidence for this CVE was provided by Patchstack (see [ref-4](https://patchstack.com/database/wordpress/plugin/montonio-for-woocommerce/vulnerability/wordpress-montonio-for-woocommerce-plugin-10-1-2-broken-access-control-vulnerability?_s_id=cve)).

Sources and references

Verified primary and authoritative sources

CVE-2026-48873 CVE Program record
Publisher, destination, and source semantics verified

URL: https://www.cve.org/CVERecord?id=CVE-2026-48873

CVE Program - Official CVE Program record with source-provided CVE metadata.
CVE-2026-48873 NVD vulnerability detail
Publisher, destination, and source semantics verified

URL: https://nvd.nist.gov/vuln/detail/CVE-2026-48873

NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.