High severity8.7NVD Advisory· Published Sep 18, 2026· Updated Sep 18, 2026
CVE-2026-93659
CVE-2026-93659
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.
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Affected products
1- Range: <2.7.8
Patches
Vulnerability mechanics
References
4- github.com/concretecms-community-store/community_store/blob/v2.7.7/elements/order_slip.phpnvd
- github.com/concretecms-community-store/community_store/commit/2a802d6a5717f4e351ef21fdf8bdaf8061c40109nvd
- github.com/concretecms-community-store/community_store/releases/tag/v2.7.8nvd
- www.vulncheck.com/advisories/concrete-cms-community-store-before-2.7.8-stored-xssnvd
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