CVE-2026-93659
- Published18 Sept 2026
Description
Concrete CMS Community Store before 2.7.8 renders customer-supplied order fields without HTML escaping in checkout and admin views. Unauthenticated attackers can store script payloads in billing name, email, or phone fields that execute in authenticated manager sessions to create rogue accounts or exfiltrate data.
CVSS 3.1 breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:NRemediation
No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.
References
- https://github.com/concretecms-community-store/community_store
- https://github.com/concretecms-community-store/community_store/blob/v2.7.7/elements/order_slip.php
- https://github.com/concretecms-community-store/community_store/commit/2a802d6a5717f4e351ef21fdf8bdaf8061c40109
- https://github.com/concretecms-community-store/community_store/releases/tag/v2.7.8
- https://www.vulncheck.com/advisories/concrete-cms-community-store-before-2.7.8-stored-xss
Related CVEs
Recent high-severity vulnerabilities sharing a weakness type.
Frequently asked
Is CVE-2026-93659 being actively exploited?
CVE-2026-93659 is not in the CISA KEV catalog.
How severe is CVE-2026-93659?
CVE-2026-93659 has a CVSS 3.1 base score of 8.7, rated high.
How do I fix CVE-2026-93659?
Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.
How Secuno handles this
Secuno correlates vulnerabilities like CVE-2026-93659 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.
Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.