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.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact High

Subsequent System Integrity Impact High

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
concretecms-community-store community_store unaffected
Version Status Constraints
0 affected < 2.7.8
2.7.8 unaffected —

No data.

No data.

No data.

Project Subscriptions

Vendors Products
Nbubna Subscribe
Store Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/concretecms-community-store/community_store cve-icon
https://github.com/concretecms-community-store/community_store/blob/v2.7.7/elements/order_slip.php cve-icon
https://github.com/concretecms-community-store/community_store/commit/2a802d6a5717f4e351ef21fdf8bdaf8061c40109 cve-icon
https://github.com/concretecms-community-store/community_store/releases/tag/v2.7.8 cve-icon
https://www.vulncheck.com/advisories/concrete-cms-community-store-before-2.7.8-stored-xss cve-icon
History

Fri, 18 Sep 2026 14:45:00 +0000

Type Values Removed Values Added
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.
Title Concrete CMS Community Store before 2.7.8 Stored XSS
First Time appeared Nbubna
Nbubna store
Weaknesses CWE-79
CPEs cpe:2.3:a:nbubna:store:*:*:*:*:*:*:*:*
Vendors & Products Nbubna
Nbubna store
References
Metrics cvssV3_1

{'score': 8.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-18T14:23:21.563Z

Reserved: 2026-09-18T13:30:26.287Z

Link: CVE-2026-93659

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses